Research Articles and Reports

1. Onshore Geology

  1. Tsukawaki, S., Kuratomi, K., Kaneda, S., Oki, K. and Hayasaka, S., 1986, Upper Cainozoic Stratigraphy of the western part of the Hitoyoshi Basin, South Kyushu, Japan. Science Report (Earth Sciences and Biology), Kagoshima Univ., 19, 87-106 (in Japanese with English abstract).
  2. Tsukawaki, S., 1988, An interpretation and analysis of the structureless sandstone beds in the Pleistocene Ichijiku Formation, Boso Peninsula, central Japan. Earth Monthly, 10, 467-471 (in Japanese).
  3. Fujioka, K., Tsukawaki, S., Kosaka, K., Yamanaka, M., Yoshida, H. and Makino, Y., 1988, Geology of Otsuchi Bay and its adjacent area - Otsuchi Bay as a natural laroratory -. Otsuchi Marine Research Center Report, 14, 15-46 (in Japanese).
  4. Yamanaka, M., Kosaka, K., Tsukawaki, S. and Fujioka, K., 1990, Erosional, transportational and depositional processes of clastic sediments - Otsuchi Bay as a natural laboratory: Part II -. Otsuchi Marine Research Center Report, 16, 27-42 (in Japanese ).
  5. Tsukawaki, S., 1991, Basin evolution of Late Cenozoic sedimentary basins near the collision zone between Izu-Bonin and Honshu Arcs, central Japan. SEPM First Annual Theme Meeting, Portland, Oregon, USA, Abstracts, 34-35.
  6. Tsukawaki, S., 1994, Depositional environments of the Sagara and Kakegawa Groups (middle Miocene - early Pleistocene), and the evolution of the sedimentary basin, central Japan. Science Report,Tohoku University 2nd series (Geology), 63, 1-38.
  7. Tsukawaki, S., 1995, Geology of the Goshoura Island in the Amakusa District, western Kyushu, Japan. Annals of Science, College of Liberal Arts, Kanazawa University, 32, 39-75 (in Japanese with English abstract).
  8. Tsukawaki, S. and Shimamura, K., 1996, Geology of the Yokoura Island in the Amakusa District, western Kyushu, Japan. Journal of Research Institute of General Education, Kyushu Tokai University, 8,17-35 (in Japanese with English abstract).
  9. Tsukawaki, S. and Okawara, M., 1996, An unconformity between the Pleistocene Omma and Miocene Saikawa Formations in Kanazawa City, central Japan. Hokuriku Geology Institute Report, 5, 187-209 (in Japanese with English abstract).
  10. Tsukawaki, S., 1996, Current situation and open subjects on the geological history of Ishikawa Prefecture. Ishikawa Koko Chigaku, 33, 3-6 (in Japanese).
  11. Tsukawaki, S., Kamiya, T., Kato, M., Nishikawa, M., Okubo, H., Ozawa, H., Shimizu, T., Yamamoto, Y., Omura, A. and Takayama, T., 1997, Preliminary results on the geological examinations in a new outcrop at the type locality of the Pleistocene Omma Formation, Kanazawa City, Japan. Bulletin of the Japan Sea Research Institute, Kanazawa University, 28, 45-63 (in Japanese with English abstract).
  12. Shimizu, T., Nishikawa, M. and Tsukawaki, S., 1998, Geology of the Utatsuyama - Kamiwakunami area in the northeastern part of Kanazawa City, Ishikawa Prefecture, central Japan - with special reference to lithostratigraphy of the Lower Pleistocene Omma Formation -. Bulletin of the Japan Sea Research Institute, Kanazawa University, 29, 91-113 (in Japanese with English abstract).
  13. Yoshioka, T., Kanayama, S., Nishii, T. and Tsukawaki, S., 1999, Geology of the Shimowakunami - Tagami area in the northeastern part of Kanazawa City, Ishikawa Prefecture, central Japan - with special reference to lithostratigraphy of the Lower Pleistocene Omma Formation -. Bulletin of the Japan Sea Research Institute, Kanazawa University, 30, 35-67 (in Japanese with English abstract).
  14. Maeda, T., Tomii, Y., Nishiyama, N., Nishishita, T., Kato, M. and Tsukawaki, S.,2000, Geology of the Higashihara - Rennyo area in the eastern part of Kanazawa City, Ishikawa Prefecture, central Japa. Bulletin of the Japan Sea Research Institute, Kanazawa University, 31, 1-31 (in Japanese with English abstract).
  15. Hori, Y., Ooji, A. and Tsukawaki, S.,2000, Geology of the Okuwa- Yamago area in the southern part of Kanazawa City, Ishikawa Prefecture, central Japa. Bulletin of the Japan Sea Research Institute, Kanazawa University, 32 (in press; in Japanese with English abstract).
  16. Tarumi, S. and Tsukawaki, S., 2002
  17. Tomii, Y., Maeda, T. and Tsukawaki, S., 2002
  18. Suzuki, S., Fujita, Y., Kojima, J. and Tsukawaki, S., 2003
  19. Tanaka, G., Tsukawaki, S. and Ooji, A., 2004

2. Marine Geology

  1. Fujioka, K., Kinoshita, M., Soh, W., Tsukawaki, S., Ashi, J., Akimoto, K. and Watanabe, M., 1989, Geology of Sagami Bay and its environs -Reports on the results of KT88-1 cruise-. Bulltin of Earthquake Research Institute., University of Tokyo, 64, 391-432.
  2. Fujioka, K and Tsukawaki, S., 1991, Accreted volcaniclastic materials in the So-o Trough, near the triple junction. Essays in Geology, Professor Hisao Nakagawa Commemorative Volume, Toko Pub., Sendai, 53-63.
  3. Fujioka, K. and Tsukawaki, S., 1991, Fate of volcaniclastic materials along volcanic front - a model for accretion in So-o Trough between northern Izu-Bonin Arc and southern Boso Peninsula. Journal of Volcanological Society of Japan, Ser. 2., 36, 51-59 (in Japanese with English abstract).
  4. Tsukawaki, S. and Nemoto, N. eds., 1991, Preliminary results on Tansei-maru Cruise KT90-9 in forearc areas off northern Tohoku and Hokkaido, and Sagami Bay, Japan. Science Report, Hirosaki University, 38, 46-86.
  5. Tsukawaki, S., Irizuki, T. and Igarashi, A., 1992, Sedimentation in Matsushima Bay, Miyagi Prefecture, Northeast Japan. Contributions of Institute of Geology and Paleontology, Tohoku University, 93, 39-59 (in Japanese with English abstract).
  6. Tsukawaki, S., Nemoto, N., Maruyama, T., Shimamoto, M., Sasaki, O., Motoyama, I., Irizuki, T., Kato, H., Chatterjee, D., Fujimoto, E. and Hasegawa, S., 1993, Preliminary results from the R. V. Tansei-maru cruise KT92-13 (Leg 2) in the eastern marginal area of the Japan Sea. Science Report, Hirosaki University, 40, 61-99.
  7. Oba, T., Murayama, M., Matsuoka, H., Okamoto, T., Morita, S., Suzuki, T. and Tsukawaki, S., 1993, Sediment sampling of the western equatorial Pacific. in J. Segawa ed., Preliminary Report of the Hakuho Maru Cruise KH92-1. Ocean Research Institute, University of Tokyo, 147-214.
  8. Tsukawaki, S., 1994, Depositional facies of deep-sea cores KH92-1 3aPC and 5a PC from Euritic Rise in the western equatorial Pacific, and the density measurements using by soft X-ray radiographs, Marine Science Monthly, 26, 393-397 (in Japanese).
  9. Oba, T., Murayama, M., Matsuoka, H., Tsukawaki, S., Okamoto, T., Morita, S., Ikehara, M. and Kimoto, T., 1995, Basin description of deep-sea cores obtained during the KH92-1 cruise in the western equatorial Pacific. Marine Science Monthly, 27, 441-446 (in Japanese).
  10. Tsukawaki, S. and Chatterjee, D., 1995, Depositional Facies of cored sediments from the upper course of the Toyama Depp Sea Channel in Japan Sea. Bulletin of the Japan Sea Research Institute, Kanazawa University, 27, 17-38 (in Japanese with English abstract).
  11. Tsukawaki, S., Kamiya, T., Kato, M., Matsuzaka, T., Naraoka, H., Negishi, K., Ozawa, H. and Ishiwatari, R., 1997, Preliminary results from the R. V. Tansei-maru cruise KT95-14 Leg 2 in the southern marginal area in the Japan Sea - part I: sediments, benthic foraminifers and ostracodes-. Bulletin of the Japan Sea Research Institute, Kanazawa University, 28, 13-43.
  12. Kamiya, T., Ozawa, H., Tsukawaki, S. and Kato, M., 1997, Recent ostracodes assemblages off Kanazawa and the Oki Islands in the Japan Sea before the outpouring of heavy oil from the Nakhodka - as pabulum for recovery ecosystem. Report on Ad Hoc Research Fundation in 1996, 76-92 (in Japanese)
  13. Tsukawaki, S., 1997, Bottom sediments in the southwestern marginal part of the Japan Seabefore the outpouring of heavy oil from the Nakhodka - as pabulum for assessment of pollution. Report on Ad Hoc Research Fundation in 1996, (in Japanese)
  14. Tsukawaki, S., Kamiya, T., Ozawa, H. and Kato, M., 1998, Preliminary results on the sediment samplings during the R. V. Tansei-maru cruise KT96-17 Leg 2 in the southwestern part of the Japan Sea - sediments, benthic foraminifers and ostracodes. Bulletin of the Japan Sea Research Institute, Kanazawa University, 29, 51-65.
  15. Tsukawaki, S., 1998, Preliminary results from the R. V. Tansei-maru cruise KT95-14 Leg 2 in the southern marginal area in the Japan Sea - part II: Soft X-ray radiograph observations of cored sediments-. Bull. Japan Sea Res. Inst., Kanazawa Univ., 29, 67-89.
  16. Tsukawaki, S. and Asano, I., 1999, Sedimentation in Kahoku-gata Lagoon in Ishikawa Prefecture, central Japan. Bulletin of the Japan Sea Research Institute, Kanazawa University, 30, 69-97 (in Japanese with English abstract).
  17. Tsukawaki, S., Ozawa, H., Domitsu, H., Tanaka, Y., Kamiya, T., Kato, M. and Oda, M., 1999, Preliminary results from R. V. Tansei-maru cruise KT97-15 in the eastern marginal part of the Japan Sea west off the Tsugaru Peninsula, NE Japan - sediments, benthic and planktonic foraminifers, and ostracodes -. Bulletin of the Japan Sea Research Institute, Kanazawa University, 30, 99-139.
  18. Tsukawaki, S., Ozawa, H., Domitsu, H., Kamiya, T., Kato, M. and Oda, M., 2000, Preliminary results from R. V. Tansei-maru cruise KT98-17 in the southwestern marginal part of the Japan Sea - sediments, benthic and planktonic foraminifers, and ostracodes -. Bulletin of the Japan Sea Research Institute, Kanazawa University, 31, 89-119.
  19. Takei, T., Minoura, K. and Tsukawaki, S., 2000, Holocene paleoenvironment in the Japan Sea. Summaries of Researches using AMS at Nagoya University, 11, 200-209 (in Japanese with English abstract).
  20. Tsukawaki, S., Asano, I., Ozawa, H., Furuta, N., Domitsu, H., Akimoto, K., Matsuda, H., Okamura, M. and Oda, M., 2000, Preliminary results on the Holocene environmental changes in the central part of the Ariake Sea, Kyushu, Japan. Report on Grant-in-Aid for Scientific Research.
  22. Okushi, K., Nemoto, N., Murayama, M., Nakamura, T. and Tsukawaki, S., 2000, Paleoceanography of the Oyashio area during the last 20,000 years based on benthic foraminifera. The Quaternary Research, 39, 427-438 (in Japanese with English abstract).
  23. Tsukawaki, S., Ozawa, H., Domitsu, H., Hirano, K., Maeda, T., Tomii, Y., Saito, S., Xu, X., Kamiya, T., Kato, M. and Oda, M., 2000, Preliminary results from R. V. Tansei-maru cruise KT99-14 in the central and northeastern marginal parts of the Japan Sea - sediments, benthic and planktonic foraminifers, and ostracodes - (Part 1: surface sediments). Bull. Japan Sea Res. Inst., Kanazawa Univ., 32 (in press).
  24. Tsukawaki, S. and Asano, I., 2001, Distribution and composition of bottom sediments from lake Kurobe, Toyama Prerecture, central Japan. Bull. Japan Sea Res. Inst., Kanazawa Univ., 32 (in press).
  30. Takei, T., Minoura, K., Tsukawaki, S. and Nakamura, T., 2002, Intrusion of a branch of the Oyashio Current into the Japan Sea during the Holocene. Paleoceanography, 17, 3, 1-10.
  31. Tsukawaki, S., Ozawa, H. and Ooji, A., 2003, Preliminary Results from Sediment Sampling of the R. V. Tansei-maru Cruise KT01-14 in the Southwestern Marginal Part of the Okhotsk Sea and the Northeastern Marginal Part of the Japan Sea. Bull. Japan Sea Res. Inst., Kanazawa Univ., 34, 101-111.
  32. Tsukawaki, S., 2003, Preliminary Results from the R. V. Tansei-maru Cruise KT99-14 in the Central and Northeastern Marginal Parts of the Japan Sea (Part II: Depositional Facies of P-9 Core from the Yamato Bank) Bull. Japan Sea Res. Inst., Kanazawa Univ., 34, 55-65.
  33. Ozawa, H., Kamiya, T., Itoh, H. and Tsukawaki, S., 2004, Water temperature, salinity ranges and ecological significance of the three families of Recent cold-water ostracods in and around the Japan Sea. Paleontological Research, 8, 11-28.
  34. Ozawa, H., Kamiya, T., Kato, M. and Tsukawaki, S., 2004, Preliminary report on the Recent ostracodes in sediment samples from the R. V. Tansei-maru Cruise KT01-14 in the southwestern part of Okhotsk Sea and the northeastern part of the Japan Sea off Hokkaido. Bull. Japan Sea Res Inst., Kanazawa Univ., 35.
  35. Tsukawak, S., Ohtaka,A., Tanaka, G. and Watanabe, M., 2005, Preliminary results from sediment sampling of the R. V. Tansei-maru Cruise KT03-10 in the eastern marginal part of the Japan Sea off Akita and Niigata Prefectures. Bulletin of Japan Sea Research Institute, Kanazawa University, 36, 69-81.

3. Indochina Peninsula

(1) Lake Tonle Sap, Cambodia

  1. Tsukawaki, S. and Moriai, T., 1993, Preliminary study on bottom sediments of Lake Tonle Sap - clues to understanding palaeoclimate. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 8, 115-127 (in Japanese).
  2. Tsukawaki, S. and Moriai, T., 1993, Preliminary study on bottom sediments of Lake Tonle Sap - clues to understanding palaeoclimate. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 8, 287-301.
  3. Tsukawaki, S. and Lao, K.-L., 1994, Bottom sediments of Tonle Sap River in Phnom Penh City, Cambodia. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 10, 82-93 (in Japanese).
  4. Tsukawaki, S., Kamemaru, A. and Nishi, H., 1994, Occurrence of a fossil planktonic foraminifera from Cambodia. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 10, 94-97 (in Japanese).
  5. Tsukawaki, S., Kamemaru, A. and Nishi, H., 1994, Occurrence of a fossil planktonic foraminifera from Cambodia. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 10, 177-181.
  6. Tsukawaki, S. and Lao, K. -L., 1994, Lake Tonle Sap in Cambodia. Journal of Geography (Chigaku Zasshi), 103, Frontispiece (in Japanese).
  7. Tsukawaki, S., Okawara, M., Lao, K. -L. and Tada, M., 1994, Preliminary study of sedimentation in Lake Tonle Sap, Cambodia. Journal of Geography (Chigaku Zasshi), 103, 623-636.
  8. Tsukawaki, S. and Lao, K.-L., 1995, Sedimentary structures of the surface sediments in the northern part of Lake Tonle Sap. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 11, 40-45 (in Japanese).
  9. Tsukawaki, S. and Lao, K.-L., 1995, Sedimentary structures of the surface sediments in the northern part of Lake Tonle Sap. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 11, 140-146.
  10. Tsukawaki, S. and Lao, K.-L., 1995, Bottom sediments of Tonle Sap River in Phnom Penh City, Cambodia. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 11, 164-175.
  11. Tsukawaki, S., 1995, A geological approach to interpreting the Khmer civilization. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 11, 271-280.
  12. Tsukawaki, S. and Okawara, M., Sedimentation of Lake Tonle Sap, Cambodia. Proceedings of International Conference on Geology, Geotechnology and Mineral Resources of Indochina, Khon Kaen, Thailand, 53-59.
  13. Tsukawaki, S., Okuno, M. and Nakamura, T., 1997, Sedimentation rates in the northern part of Lake Tonle Sap, Cambodia, during the last 6,000 years. Summaries of Researches using AMS at Nagoya University, 8, 125-133 (in Japanese with English abstract).
  14. Tsukawaki, S., 1997, Lithological features of cored sediments from the northern part of Lake Tonle Sap, Cambodia. Proceedings of International Conference on Stratigraphy and Tectonic Evolution of Southeast Asia and the South Pacific, Bangkok, Thailand, 232-239.
  15. Tsukawaki, S., 2000, Environmental changes in the southern part of the Indochina Peninsula with special reference in Cambodia. Journal of Southeast Asian Archaeology, 20, 55-62 (in Japanese).
  17. Mildenhall, D. C. and Tsukawaki, S., 2002, Holocene history of Lake Tonle Sap, Cambodia. Geological Society of New Zealand Newsletter, 128, 27-33.
  18. Okawara, M. and Tsukawaki, S., 2002, Composition and provenance of clay minerals in the northern part of Lake Tonle Sap, Cambodia. Jour. Geography (Chigaku Zasshi), 111, 341-359.
  19. Motomura, H., Tsukawaki, S. and Kamiya, T., 2002, A preliminary survey of fishes of Lake Tonle Sap near Siem Reap, Cambodia. Bulletin of National Science Museum, Tokyo, ser. A, 28, 233-246.

(2) In and around the Mangrove Habitats in Southeast Asia

  1. Tsukawaki, S. and Kamiya, T., 1998, Preliminary study on the submarine sedimentation around mangrove habitat in Malay Peninsula - Khlong Thom, Satun and Kemaman areas -. in Miyagi, T. ed., Mangrove Habitat Dynamics and Sea-level Change, Grant-in Aid for International Scientific Research (Field Research) - 1996-1997 - (08041111), Tohoku Gakuin Univ., Sendai, Japan, 15-42.
  2. Miyagi, T., Kikuchi, T., Tsuda, S., Fujimoto, K., Mochida, Y., Kawana, T., Umitsu, M., Tsukawaki, S., Murofushi, T., Pramojanee, P. and Tanavud, C., 1998, Mangrove habitat dynamics and sea-level change - a scenario of the changing process of delta and estuary type mangrove habitat and the new role of pendulum and buffer for the global environment - in Miyagi, T. ed., Mangrove Habitat Dynamics and Sea-level Change, Grant-in Aid for International Scientific Research (Field Research) - 1996-1997 - (08041111), Tohoku Gakuin Univ., Sendai, Japan, 99-107.
  3. Tsukawaki, S., Asano, I. and Kamiya, T., 1999, Submarine sedimentary environments in and around the mangrove habitats in Khlong Thom and Satun areas, South Thailand. Tropics, 8, 291-316.
  4. Tsukawaki, S., Asano, I. and Phuong D. X., 2000, Distribution and composition of subaqueous sediments around the Ca Mau Mangrove Habitats in Ca Mau Province, Viet Nam. in Miyagi, T. ed., Organic Material and Sea-level Change in Mangrove Habitat, Grant-in Aid for International Scientific Research (Field Research) - 1998-1999 - (10041125), Tohoku Gakuin Univ., Sendai, Japan, 51-66.
  5. Tsukawaki, S. and Asano, I., 2000, Preliminary study on subaqueous sedimentation around the Khanom Mangrove Habitats in Nakon Si Thammarat Province, South Thailand. in Miyagi, T. ed., Organic Material and Sea-level Change in Mangrove Habitat, Grant-in Aid for International Scientific Research (Field Research) - 1998-1999 - (10041125), Tohoku Gakuin Univ., Sendai, Japan, 121-131.
  6. Tsukawaki, S., Asano, I., Ozawa, H. and Kamiya, T., 2000, Preliminary results from the submarine sediment samplings off the Mangrove Habitats in the Khlong Thom and Satun areas, South Thailand. in Miyagi, T. ed., Organic Material and Sea-level Change in Mangrove Habitat, Grant-in Aid for International Scientific Research (Field Research) - 1998-1999 - (10041125), Tohoku Gakuin Univ., Sendai, Japan, 110-120.
  7. Asano, I. and Tsukawaki, S., 2002, Subaqueous sedimentary processes around the Mangrove Habitats in Khanom Area, South Thailand. Proceedings of the Symposium on Geology of Thailand, Century Park Hotel, Bangkok, Thailand, 221-229.
  8. Sugawara, D., Minoura, K., Nemoto, N., Tsukawaki, S., Goto, K. and Imamura Fumihiko, 2009, Foraminiferal evidence of submarine sediment transport and deposition by backwash during the 2004 Indian Ocean tsunami. Island Arc, 18, 513-525.
  9. Yamada, K., Terakura, M. and Tsukawaki, S., 2014, The impact on bottom sediments and ostracods in the Khlong Thom River mouth following the 2004 Indian Ocean tsunami. Paleontological Research, 18 (2), 104-117.

(3) Angkor Monument Complex in Cambodia

  1. Tsukawaki, S. and Moriai, T., 1993, The manner of positioning sandstone materials in the Angkor Monuments - sedimentological aspects. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 8, 73-94 (in Japanese).
  2. Tsukawaki, S. and Moriai, T., 1993, The ground and ground water in the Angkor Monuments complex - in respect of Angkor Thom in particular. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 8, 95-114 (in Japanese).
  3. Tsukawaki, S. and Moriai, T., 1993, The manner of positioning sandstone materials in the Angkor Monuments - sedimentological aspects. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 8, 240-262.
  4. Tsukawaki, S. and Moriai, T., 1993, The ground and ground water in the Angkor Monuments complex - in respect of Angkor Thom in particular. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 8, 263-286.
  5. Tsukawaki, S., 1994, Report on the Khmer Monument Complex in Northeast Thailand from the view point of geology. Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 10, 67-76 (in Japanese).
  6. Tsukawaki, S. and Okawara, M., 1994, Chemical composition of laterite from Northeast Thailand. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 10, 77-81 (in Japanese).
  7. Tsukawaki, S. and Okawara, M., 1994, Chemical composition of laterite from Northeast Thailand. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 10, 182-189.
  8. Tsukawaki, S., Fujita, Y. and Koum, S., 1995, Internal structures of the Western Causeway to Angkor Vat based on the results of test trenching and auger borings. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 11, 32-39 (in Japanese).
  9. Tsukawaki, S., Fujita, Y. and Koum, S., 1995, Internal structures of the Western Causeway to Angkor Vat based on the results of test trenching and auger borings. Renaissance Culturelle du Cambodge, Sophia University, Institute of Asian Cultures, 11, 147-158.
  10. Tsukawaki, S. and Murakami, F., 1996, Seasonal fluctuations of ground-water level in Angkor District, Cambodia. Proceedings of International Conference on Geology and Environment, Chiang Mai, Thailand, 227-241.
  11. Tsukawaki, S., Okuno, M., Okawara, M., Kato, M. and Nakamura, T., 1998, Underground structures of the site of East Baray reservoir in the Angkor district, central Cambodia. Summaries of Researches using AMS at Nagoya University, 9, 272-280 (in Japanese with English abstract).
  12. Tsukawaki, S., 2000, Palaeogeographic map of Cambodia at the Holocene Optimum (c.a. 6 Ka). Journal of Southeast Asian Archaeology, 20, 63-66.
  13. Tsukawaki, S., 2001, A brief presentation of the paleogeography of Cambodia at the Holocene Optimum. Udaya, 2, 177-184.
  14. Tsukawaki, S., 2002, Natural environment of Cambodia - from the Past to the Present, and the Future-. JSA (Japanese Goverment Team for Safeguarding Angkor) News, 7, 8-9.

(4) Others

  1. Motomura, H. and Tsukawaki, S., 2006, New species of the Threadfin Genus Polynemus (Teleostei: Polynemidae) from the Mekong River Basin, Vietnam, with comments on the Mekong species of Polynemus. The Raffles Bulletin of Zoology, 54 (2), 459-464.

4. Others

  1. Ogawa, Y. and Tsukawaki, S., 1991, Report on the 1st SEPM Theme Meeting, Portland, Oregon. Journal of Sedimentological Society of Japan, 35, 129-132.
  2. Bradshaw, M., Ongkosongo, O., Paepe, R., Tsukawaki, S., Wang, P., Kagami, H., Hantoro, W. S., Hassan, K., Jelgersma, S. and Poobrasert, S., 1994, IOC/WESTPAC workshop on the paleogeographic map. Intergovernmental Oceanographic Commission, UNESCO, Workshop Report, 106, 10p.
  3. Tsukawaki, S., 1995, Paleogeographic map of Japan at the last glacial maximum. in UNESCO/IOC Western Pacific Subcommission, The Last Glacial Maximum Paleogeographic Map for the Western Pacific Region, WESTPAC Paleogeographic Maps, UNESCO/IOC Publication, 32-34.
  4. Takayama, T., Kato, M., Tsukawaki, S. and Sato, Y., 1995, Attractive lectures on geological sciences - our challenges and evaluation by students -. Annals of Science, College of Liberal Arts, Kanazawa University, 32, 77-100 (in Japanese).
  5. Wang, P., Bradshaw, M., Ganzei, S. S., Tsukawaki, S., Bin Hassan, K., Hantoro, W. S., Poobrasert, S., Burne, R., Zhao, Q. and Kagami, H., 1997, West Pacific marginal seas during Last Glacial Maximum: amplification of environmental signals and its impact on monsoon climate. Proceedings of the 30th IGC, 13 - Marine Geology and Palaeoceanography, 65-86.
  6. Tsukawaki, S., 2000, Palaeogeographic map of Japan at the Holocene Optimum (c.a. 6 Ka). in UNESCO/IOC Western Pacific Subcommission, The Last Glacial Maximum Paleogeographic Map for the Western Pacific Region, WESTPAC Paleogeographic Maps, UNESCO/IOC Publication (in press).
  7. Tep, V. and Tsukawaki, S., 2000, Palaeogeographic map of Cambodia at the Holocene Optimum (c.a. 6 Ka). in UNESCO/IOC Western Pacific Subcommission, The Last Glacial Maximum Paleogeographic Map for the Western Pacific Region, WESTPAC Paleogeographic Maps, UNESCO/IOC Publication (in press).

 

Oral and Poster Presentations

1. Onshore Geology

  1. Tsukawaki, S., An interpretaion and analysis on the structureless sandstone beds in the Pleistocene Ichijiku Formation, Boso Peninsula, central Japan. 1987 Annual Meeting of Sedimentological Society of Japan, Ocean Research Institute, University of Tokyo, Tokyo, Nov., 1987.
  2. Tsukawaki, S., An interpretaion and analysis on the structureless sandstone beds, part II. 95th Annual Meeting of Geological Society of Japan, Ryukyu University, Naha, April, 1988.
  3. Tsukawaki, S., Time-spatial changes of depositional facies in the Kakegawa and Boso Sedimentary Basins, central Japan. 1988 Annual Meeting of Sedimentological Society of Japan, Kyoto University of Education, Kyoto, Nov., 1988.
  4. Tsukawaki, S., Depositional history of the Sagara-Kakegawa Sedimentary Basin. 96th Annual Meeting of Geological Society of Japan, Ibaraki University, Mito, May, 1989.
  5. Suzuki, A. and Tsukawaki, S., Geological age and sedimentary facies of the Yaeyama Group, Yonaguni-jima, Okinawa Prefecture. 96th Annual Meeting of Geological Society of Japan, Ibaraki University, Mito, May, 1989.
  6. Tsukawaki, S., Depositional history of forearc basins in the Boso and Kakegawa districts, central Japan related to deep sea sedimentation. 1990 Annual Meeting of Sedimentological Society of Japan, Kanagawa Prefectural Museum, Yokohama, May, 1990 (invited speaker)
  7. Tsukawaki, S., Depositional environments and basin evolutions of the Late Cainozoic forearc basins in the Kakegawa District and Boso Peninsula, central Japan. 97th Annual Meeting of Geological Society of Japan, Toyama University, Toyama, Oct., 1990.
  8. Tsukawaki, S., Basin evolution of late Cenozoic sedimentary basins near the collision zone between Izu-Bonin and Honshu Arcs, central Japan. 1991 SEPM 1st Annual Theme Meeting on Continental Margins, Portland, Oregon, USA, Aug., 1991.
  9. Tsukawaki, S., Stratigraphy and depositional facies of the Middle Cretaceous Goshonoura Group in Goshonoura Island, Amakusa district. 102nd Annual Meeting of Geological Society of Japan, Hiroshima University, Hiroshima, April, 1995
  10. Tsukawaki, S., Kamiya, T. and Kato, M., On the new outcrops at the type locality of the Pleistocene Omma Formation. Kanazawa City - the final report on the conservation subject of the type locality of the Omma Formation. 104th Annual Meeting of Geological Society of Japan, Kyushu University, Fukuoka, Oct., 1997
  11. Tsukawaki, S. and Shimizu, T., Upper Caenozoic stratigraphy inthe southwestern part of Oyabe City, Toyama Prefecture, central Japan. 106th Annual Meeting of Geological Society of Japan, Nagoya University, Nagoya, Oct., 1999.
  12. Ienaga, M. and Tsukawaki, S., Geological structures of the Upper Cenozoic strata distributed in the southern part of Kanazawa City, Ishikawa Prefecture, central Japan. 106th Annual Meeting of Geological Society of Japan, Nagoya University, Nagoya, Oct., 1999.
  13. Tomii, Y., Maeda, T., and Tsukawaki, S., Geology of the Higashihara - Mt. Tomuro area in the eastern part of Kanazawa City, Ishikawa Prefecture, central Japan. 106th Annual Meeting of Geological Society of Japan, Nagoya University, Nagoya, Oct., 1999.
  14. Yoshioka, T., Shimizu, T. and Tsukawaki, S., Geology of the Kamiwakunami - Tagami area in the northeastern part of Kanazawa City, Ishikawa Prefecture, central Japan - with special reference to lithostratigraphy of the Lower Pleistocene Omma Formation -.106th Annual Meeting of Geological Society of Japan, Nagoya University, Nagoya, Oct., 1999.
  15. .

2. Marine Geology

  1. Murayama, M., Mitsushio, T., Okamura, M., Yasuda, H., Soh, W., Tsukawaki, S., Blum, P., Nagano, K. Sato, M. and Miyagi, M., Preliminary results on depositional facies of slope areas in the Nankai Trough off Kochi Prefecture. Symposium on Some Problems on Paleoceanography, Ocean Research Institute, University of Tokyo, Tokyo, Nov., 1988.
  2. Fujioka, K. and Tsukawaki, S., Fate of volcaniclastic materials along volcanic front - a model for accretion in So-o Trough between northern Izu-Bonin Arc and southern Boso Peninsula. 1989 Spring Annual Meeting of Volcanological Society of Japan. University of Tokyo, Tokyo, April, 1989
  3. Tsukawaki, S., Motoyama, I., Iwai, M. and Tokuyama, H., Cored sediments from the upper course of the Kushiro Submarine Canyon east off Hokkaid. 98th Annual Meeting of Geological Society of Japan. Ehime University, Matsuyama, April, 1991.
  4. Tsukawaki, S., Sedimentation in Matsushima Bay, Miyagi Prefecture, Northeast Japan. 1991th Annual Meeging of Tohoku Regional Branch, Geological Society of Japan, Hirosaki University, Hirosaki, Oct., 1991.
  5. Tsukawaki, S., Depositional facies of sheltered bays: an example of Matsushima Bay, Miyagi Prefecture. 99th Annual Meeting of Geological Society of Japan, Kumamoto University, Kumamoto, April, 1992.
  6. Kamemaru, A. and Tsukawaki, S., Environmental Changes of Matsushima Bay based on analysis of benthic foraminiferal assemblages of the cored sediments. 1993th Annual Meeting of Tohoku Regional Branch, Geological Society of Japan, Akita University, Akita, Oct., 1993.
  7. Tsukawaki, S., 1994, Depositional facies of deep-sea cores KH92-1 3aPC and 5a PC from Euritic Rise in the western equatorial Pacific, and the density measurements using by soft X-ray radiographs. Symposium on Development of Palaeoceanography in Japan, Ocean Research Institute, University of Tokyo, Jan., 1994.
  8. Tsukawaki, S. and Kamemaru, A.FSedimentation of the 1960 Chile Earthquake Tsunami in Matsushima Bay, Northeast Japan, and its ecological impacts. IOC-WESTPAC 3rd International Scientific Symposium, Bali, Indonesia, Nov., 1994
  9. Irizuki, T., Kamemaru, A. and Tsukawaki, S., Recent ostracode fauna in Matsushima Bay, Miyagi Prefecture, Northeast Japan. 1995th Annual Meeting of Palaeontological Society of Japan, Nagoya University, Nagoya, Feb., 1995.
  10. Yumoto, M., Murayama, M., Tsukawaki, S., Okamura, M., Shimamura, K. and Oda, M., The carbon-14 ages of a piston core from Yatsushiro-kai, western Kyushu, Japan. 103th Annual Meeting of Geological Society of Japan, Tohoku University, Sendai, April, 1996.
  11. Tsukawaki, S. and Chatterjee, D., Depositional facies of cored sediments from the upper course of the Toyama Deep Sea Channel, central Japan Sea. 103th Annual Meeting of Geological Society of Japan, Tohoku University, Sendai, April, 1996.
  12. Okushi, K, Nemoto, N., Murayama, M., Nakamura, T. and Tsukawaki, S., Palaeoceanographical changes in Oyashio region during the last 20,000 years. 2000th Annual Meeting of Palaeontological Society of Japan, Waseda University, Jan., 2000.
  13. Okushi, K., Murayama, M., Tsukawaki, S. and Nakamura, T., Palaeoceanographical changes in Oyashio region during the last 20,000 years. 2000th Joint Meeting of Societies related with Earth Sciences, International Olympic Center, Tokyo, June, 2000.
  14. Takei, T., Minoura, K., Tsukawaki, S. and Nakamura, T., Inflow of Oyashio current into the Japan Sea during the Holocene Period. 2000th Joint Meeting of Societies related with Earth Sciences, International Olympic Center, Tokyo, June, 2000.
  18. Domitsu, H., Oda, M. and Tsukawaki, S., 2001: Planktic foraminiferal recor d of the Japan Sea during the last 25,000 years. 7th International Conferen ce on Paleoceanography, Sapporo, Japan, Sept., 2001.
  19. Abe, Y., Minoura, K., Takei, T., Tsukawaki, S. and Nakamura, T., Holocene palaeoceanographic circulation in the Japan Sea. 7th International Conferen ce on Paleoceanography, Sapporo, Japan, Sept., 2001.
  24. Hasegawa, S., Kamemaru, A. and Tsukawaki, S., Benthic foraminiferal response to artificial environmental changes in Matsushima Bay, Northeast Japan. The Third International Congress on Environmental Micropaleontology, Microbiology and Meiobenthology (EMMM'2002), Wien, Sept., 2002.
  27. Oda, M. and Tsukawaki, S., Present situation and prospecting expansion of the Paleo-current studies around the Japanese Island., 6th UNESCO-IOC/WESTPAC International Scientific Symposium, Hangzhou, China, April, 2004.

3. Indochina Peninsula (Cambodia, Thailand and Viet Nam)

  1. Tsukawaki, S., Prospects of sedimentological pursuits in Cambodia. 100th Annual Meeting of Geological Society of Japan, University of Tokyo, Tokyo, Apr., 1993.
  2. Tsukawaki, S., Khmer civilization and geology. 3rd Reportage of International Angkor Mission, Sophia University, Matsushita Electronic System Center, Tokyo, Nov., 1993.
  3. Tsukawaki, S. and Okawara, M., Depositional processes in the northern part of Lake Tonle Sap, Cambodia. 101th Annual Meeting of Geological Society of Japan, Hokkaido University, Sapporo, Sep., 1994.
  4. Tsukawaki, S., Okawara, M. and Lao, K.-L.FSedimentation in the Northern Part of@Lake Tonle Sap, Cambodia. IOC-WESTPAC 3rd International Scientific Symposium, Bali, Indonesia, Nov., 1994.
  5. Tsukawaki, S. and Okawara, M.: Sedimentation of Lake Tonle Sap, Cambodia. International Conference on Geology, Geotechnology and Mineral Resources of Indochina, Khon Kaen, Thailand. Nov., 1995.
  6. Tsukawaki, S. and Murakami, F.: Seasonal fluctuations of ground-water level in Angkor District, Cambodia. International Symposium on Geology and Environment, Chiang Mai, Thailand, Feb., 1996.
  7. Tsukawaki, S.: Sedimentological and palaeoenvironmental studies in Lake Tonle Sap, Cambodia - the present situation and open subjects. The International Conference on Khmer Studies, Phnom Penh, Cambodia. Aug., 1996.
  8. Miyagi, T., Kikuchi, T., Tsuda, S., Fujimoto, K., Mochida, Y., Ajiki, K., Kawana, T., Umitsu, M., Tsukawaki, S., Kamiya, T., Murofushi, T., Ajima, M., Ichikawa, K., Ishihara, S., Pramojanee, P. and Tanavud, C., Mangrove habitat dynamics and sea-level changes. 1998th Annual Meeting of Geographical Society of Japan, Nagoya University, Nagoya, Nov., 1997
  9. Tsukawaki, S., Asano, I. and Kamiya, T., Submarine sedimentary processes in and around the mangrove habitats in Khlong Thom and Satun Provinces, South Thailand. International Symposium on Mangrove Habitat Dynamics and Sea-level Change in Relation to the Global Environmental Change, Nagoya University, Nagoya. Nov., 1998.
  10. Tsukawaki, S.: Environmental changes in Lake Tonle Sap and the Mekong River System in Cambodia during the last 6,500 years. The First International Symposium on the Geoenvironmental Changes and Biodiversity in the Northeast Asia, Seoul National University, Seoul. Nov., 1998. (invited speaker)
  11. Tsukawaki, S. and Asano, I., Tidal current controlled sedimentary processes around the mangrove habitats in Khlong Thom and Satun areas, South Thailand. 4th International Conference on Asian Marine Geology - Geology of the Asian Oceans in the 21st Century, Qingdao, China. Oct., 1999.
  13. Higashi, D., Kamiya, T. and Tsukawaki, S., Recent ostracode fauna in the Khlong Thom and Satun Bays in Southwest Thailand. 2000th Annual Meeting of Palaeontological Society of Japan, Waseda University, Tokyo, Jan., 2000.
  15. Tsukawaki, S. and Scientific Members of Tonlesap 96 and Tonlesap 21 Programmes, Palaeoenvironmental studies of Lake Tonle Sap, Cambodia - Tonlesap 96 and Tonlesap 21 Programmes -. The 38th CCOP (Coordinating Committee for Coastal and Offshore Geoscience Programmes in East and Southeast Asia) Annual Session, Hotel Cambodiana, Phnom Penh, Cambodia, October 2001.
  16. Okawara, M. and Tsukawaki, S., Composition and provenance of clay minerals in the northern part of Lake Tonle Sap, Cambodia. 5th International Conference on the Cenozoic Evolution of the Asia-Pacific Environment (CEAPE) in memory of the late Dr Stephen S.F. Hui, 29 Oct. - 1 Nov., 2001, The University of Hong Kong, Hong Kong SAR, China
  19. Asano, I. and Tsukawaki, S., Subaqueous sedimentary processes around the Mangrove Habitats in Khanom Area, South Thailand. Symposium on Geology of Thailand, Century Park Hotel, Bangkok, Thailand, August 2002.
  21. Tsukawaki, S. and Sieng, S., Introduction of Tonlesap 21 Programme - Environmental changes of Lake Tonle Sap in Cambodia during the last 20,000 years. International Symposium on Environmental Changes of the Great Lake Tonle Sap, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, October 2002.
  22. Tsukawaki, S., Sieng, S., Mildenhall, D. C., Okawara, M., Kamiya, T., Touch, S., Kato, M. and Akiba, F., Environmental changes of Lake Tonle Sap and the lower course of the Mekong River in Cambodia during the last 6,500 years - Results of Tonlesap 96 Project -. International Symposium on Environmental Changes of the Great Lake Tonle Sap, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, October 2002.
  23. Ohtaka, A., Katakura, H., Tsukawaki, S., Endoh, S., Mita, K., Okumura, Y., Egawa, Y., Kato, M. and Ek, B., Preliminary study on faunal composition of aquatic invertebrates in Lake Tonle Sap, Cambodia. International Symposium on Environmental Changes of the Great Lake Tonle Sap, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, October 2002.
  24. Tsukawaki, S., Sieng, S., Im, S., Ben, B., Kamiya, T., Touch, S., Ozawa, H. and Kato, M., Distribution and composition of surface sediments in Lake Tonle Sap, Cambodia. International Symposium on Environmental Changes of the Great Lake Tonle Sap, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, October 2002.
  25. Tsukawaki, S., Mildenhall, D. C., Ben, B., Touch, S. and Oda, M., Lithological features and radiocarbon ages of cored sediments from the northern part of Lake Tonle Sap, Cambodia. International Symposium on Environmental Changes of the Great Lake Tonle Sap, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, October 2002.
  26. Tsukawaki, S. and Members of Tonlesap 21 Programme, Conclusion of Tonlesap 21 Programme - Environmental changes and geological developments of Lake Tonle Sap in Cambodia during the last 10,000 years. International Symposium on Environmental Changes of the Great Lake Tonle Sap, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, October 2002.
  27. Tsukawaki, S. and Members of Tonlesap 21 Programme, Environmental changes of Lake Tonle Sap, Cambodia during the last 10,000 years-. The 39th CCOP (Coordinating Committee for Coastal and Offshore Geoscience Programmes in East and Southeast Asia) Annual Session, Hyatt Hotel, Yogyakarta, Indonesia, October 2002.
  29. Tsukawaki, S. and Members of Tonlesap 21 Programme, Environmental changes and geological developments of Lake Tonle Sap in Cambodia during the last 10,000 years-. Vietnamese-Japanese Geological Workshop 2002 on Delta Evolution and Recent Environmental Change, Sub-Institute of Geography, Ho Chi Minh, Viet Nam, December 2002.
  30. Motomura, H. and Tsukawaki, S., Polynemid fishes (Pisces: Teleostei: Perciformes) of Thailand. Abstract of the 20th Pacific Science Congress, Central Plaza, Bangkok, Thailand, March, 2003.
  32. Tsukawaki, S. Introducing Kanazawa University and Laboratory of Geological Sciences. The 40th CCOP (Coordinating Committee for Coastal and Offshore Geoscience Programmes in East and Southeast Asia) Annual Session, Hotel Nikko Kuala Lumpur, Kuala Lumpur , Malaysia, October 2003.
  33. Tsukawaki, S. and Members of Tonlesap 21 Programme, Environmental changes and geological developments of Lake Tonle Sap in Cambodia during the last 10,000 years-. 1st Workshop of Ecotone Phase II and 3rd Meeting of Southeast Asian Biosphere Reserve Network (SeaBRnet-3), Apsara Angkor Hotel, Siem Reap, Cambodia, October 2003.µ‘Òu‰‰
  34. Tsukawaki, S. and Members of Tonlesap 21 Programme, Lithological feature of cored sediments from Lake Tonle Sap in Cambodia and their interpretation - preliminary results of Tonlesap 21 Programme -. Fifth International Conference on Asian Marine Geology, Bangkok, Thailand, January 2004.
  35. Ben, B., Tsukawaki, S., Akiba, F., Endoh, S., Hirabuki, Y., Im S., Kamiya, S., Katakura, H., Kato, M., Kato, M., Kurokawa, K., Mita, K., Motomura, H., Mildenhall, D. C., Okawara, M., Oda, M., Okumura, Y., Ozawa, H., Sieng, S. and Touch, S., Environmental changes of Lake Tonle Sap and the lower course of the Mekong River in Cambodia during the last 10,000 years. Fifth International Conference on Asian Marine Geology, Bangkok, Thailand, January 2004.
  36. Tsukawaki, S., Asano, I. and Phuong, D. X., Subaqueous sedimentation in and around Ca Mau mangrove habitats in Ca Mau Province, Vietnam. Fifth International Conference on Asian Marine Geology, Bangkok, Thailand, January 2004.
  37. Ben, B., Tsukawaki, S., Akiba, F., Endoh, S., Hirabuki, Y., Im S., Kamiya, S., Katakura, H., Kato, M., Kato, M., Kurokawa, K., Mita, K., Motomura, H., Mildenhall, D. C., Okawara, M., Oda, M., Okumura, Y., Ozawa, H., Sieng, S. and Touch, S., Environmental changes of Lake Tonle Sap and the lower course of the Mekong River in Cambodia during the last 10,000 years. First Annula Meeting of IGCP475 DeltaMAP and APN Mega-Deltas, Ayuthaya, Thailand, January 2004.
  40. Tamura, T., Saito, Y., Sieng, S., Ben, B., Kong, M., Choup, S. and Tsukawaki, S., Depotisional facies and radiocarbon ages of the KS core from the Mekong River lowland near Phnom Penh, Cambodia. International Conference of DELTAS (Mekong Venue): Geological Modeling and Management, in conjunction with three meetings: 2nd Annual Conference of International Geoscience Programme (IGCP) Project 475 Deltas in the Monsoon Asia-Pacific Region (DeltaMAP), Asia-Pacific Network (APN) Project Mega-Deltas of Aisa: its application to future delta vulnerability, and Kickoff meeting of CCOP Project Intergrated Geological Assessment for Deltas in Southeast and East Asia (DelSEA), Ho Chi Minh, Vietnam, 10-16 January 2005.Tsukawaki, S. and Members of Tonlesap 21 Programme, Environmental changes and geological developments of Lake Tonle Sap in Cambodia during the last 10,000 years-. Vietnamese-Japanese Geological Workshop 2002 on Delta Evolution and Recent Environmental Change, Sub-Institute of Geography, Ho Chi Minh, Viet Nam, December 2002.
  42. S. Tsukawaki, Y. Araki, R. Chhay, P. Drong, S. Im, T. Ishikawa, T. Mukai, H. Oyagi and M. So Im, Tonle Sap EMSB-u32 Team (UNESCO MAB-IHP Joint Programme Ecological and Hydrological Research and Training for Young Scientist in Tonle Sap Biosphere Reserve, Cambodia: Research and Training for Young Scientists) in Lake Tonle Sap, Cambodia, and its field activity for 2004 - 2005. 2nd Workshop of Ecotone Phase II and 4rd Meeting of Southeast Asian Biosphere Reserve Network (SeaBRnet-3), Champasak Hotel, Pakse, Laos P. D. R., 4th October 2005
  44. Tsukawaki, S. and Members of EMSB & EMSB-u32 Teams, Introduction and Research activities of the EMSB and EMSB-u32 Teams in Lake Tonle Sap, Cambodia in 2003-2005. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  45. Tsukawaki, S., Sotham, S. and Members of Tonle Sap 21 Programme, Formation of the present natural environment on Lake Tonle Sap and the lower courses of the Mekong River system in Cambodia, geological history of Cambodia during the last 20,000 years. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  46. Tsukawaki, S., Sotham, S., Sim, I., Takebayashi, H., Ooji, A., Bunnarin, B. and Sambath, T., Lithological features of cored sediments from the southern part of Lake Tonle Sap and the Tonle Sap River. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  47. Endoh, S., Fujita, K., Nakai, S., Okumura, Y., Oyagi, H., Fujii, T., Tsukawaki, S. and Monichoth, S. I., Continuous measurement of water temperature in Lake Tonle Sap. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  48. Oyagi, H., Endoh, S., Okumura, Y., Monichoth, S. I., Tsukawaki, S., Ishikawa, T., Fujii, T., Fujita, K. and Mori, K., Seasonal changes in water level and water quality in Lake Tonle Sap, Cambodia. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  49. Araki, Y., Powkhy, D., Hirabuki, Y., Rachna, C., Tsukawaki, S., Tomita, M. and Suzuki, K., Floodplain vegetation under severe human impact, succession pattern and invasion of exotic mimosa in Lake Tonle Sap, Cambodia. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  50. Takebayashi, H., Luu, X. L., Egashira, S., Tsukawaki, S., Sim, I., Sambath, T., Sotham, S. and Ide, S., Flow pattern and size distribution of bed material at Chaktomuk in Cambodia. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  51. Ishikawa, T., Oyagi, H., Ohtaka, A., Narita, T., Sim, I. and Tsukawaki, S., Primary production in Lake Tonle Sap. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  52. Ohtaka, A., Katakura, H., Kamiya, T., Narita, T., Motomura, H., Ishikawa, T., Mukai, T., Kuwahara, Y., Tsukawaki, S., Sophorn, V., Rachna, C. and Vuthy, T., Diversity of aquatic invertebrates in Lake Tonle Sap. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  53. Narita, T., Ohtaka, A., Motomura, H., Mukai, T., Ishikawa, T., Sophorn, V., Rachna, C. and Vuthy, T., Food web structure study by natural stable isotope in Lake Tonle Sap, Cambodia - a preliminary report -. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  54. Furuuchi, M., Murase, T., Tsukawaki, S., Sotham, S., Peou, H. and Sakai, K., Air Pollution in Angkor Monuments Area in Cambodia. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  55. Hirabuki, Y., Araki, Y., Powkhy, D., Takehara, A., Tsukawaki, S., Suzuki, K., Sockrithy, I. and Rachna, C., Herbaceous water-plant vegetation in flooding Lake Tonle Sap, Cambodia, distributional pattern and ecological implications. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  56. Watanabe, R., Ohtaka, A., Katakura, H., Kamiya, T., Narita, T., Motomura, H., Ishikawa, T., Mukai, T., Tsukawaki, S., Sophorn, V., Rachna, C. and Vuthy, T., Seasonal changes of net-plankton communities in Lake Tonle Sap. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  57. Ohtaka, A. and Tsukawaki, S., Red Euglena (Euglenozoa, Euglenophyceae) in Cambodian waters. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  58. Mukai, T., Motomura, H., Ishikawa, T., Oyagi, H., Araki, Y., Ohtaka, A., Narita, T., Tsukawaki, S., Sotham, S., Sambath, T., Bunnarin, B., Sim, I., Rachna, C. and Powkhy, D., DNA Analysis of Fishes in Lake Tonle Sap. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  59. Motomura, H., Mukai, T., Ohtaka, A., Katakura, H., Kamiya, T., Narita, T., Ishikawa, T., Tsukawaki, S., Sotham, S., Sambath, T., Bunnarin, B., Sokhom, N., Rachna, C. and Powkhy D., Fishes of Lake Tonle Sap and Tonle Sap River, Cambodia. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  60. Furuuchi, M., Murase, T., Tsukawaki, S., Sotham, S. and Yamashita, M., Air Pollution in Phnom Penh, Concentration and Chemical Compositions of Ambient Particles. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  61. Furuuchi, M., Murase, T., Yamashita, M., Tsukawaki, S., Sotham, S., Jinno, T. and Sakai, K., Ambient Air Temperature Distribution in Phnom Penh, Influences of Land Use and Mekong and Tonle Sap Rivers. First International Symposium on Evaluation of Mechanisms Sustaining the Biodiversity in Lake Tonle Sap, Cambodia, Ministry of Industry, Mines and Energy, Phnom Penh, Cambodia, 1st December 2005.
  62. Tsukawaki, S. and Sotham, S., Formation of the Present Natural Environment on Lake Tonle Sap and the Lower Course of the Mekong River System in Cambodia: Geological History of Cambodia during the Last 20,000 years. International Conference on Forest Environment in Continental River Basins, with a Focus on the Mekong River, Sunway Hotel, Phnom Penh, Cambodia, 5th-7th December 2005.
  63. Hirabuki, Y., Araki, Y., Takehara, A., Powkhy, D., Tsukawaki, S., Suzuki, K., Sockrithy, I. and Rachna, C., Ecological significance of Barringtonia-doninant woodland around Lake Tonle Sap, Cambodia: An evaluation by herbaceous water-plants' distribution. International Conference on Forest Environment in Continental River Basins, with a Focus on the Mekong River, Sunway Hotel, Phnom Penh, Cambodia, 5th-7th December 2005.
  64. Araki, Y., Powkhy, D., Hirabuki, Y., Rachna, C., Tsukawaki, S., Tomita, M. and Suzuki, K., Vegetation structure and regeneration characteristics of Barringtonia acutangula on the floodplain of Lake Tonle Sap, Cambodia. International Conference on Forest Environment in Continental River Basins, with a Focus on the Mekong River, Sunway Hotel, Phnom Penh, Cambodia, 5th-7th December 2005
  65. Tsukawaki, S., Introduction and Research activities of the EMSB and EMSB-u32 Teams in Lake Tonle Sap, Cambodia in 2003-2005. Seminar on the Results from Scientific Research on Environmental Treats over Cambodian Cultural Legacy of Angkor Area, Office of the Council of Ministers, Phnom Penh, Cambodia, 13th December 2005.
  66. Tsukawaki, S. and Sotham, S, Formation of the present natural environment on Lake Tonle Sap and the lower courses of the Mekong River system in Cambodia, geological history of Cambodia during the last 20,000 years. Seminar on the Results from Scientific Research on Environmental Treats over Cambodian Cultural Legacy of Angkor Area, Office of the Council of Ministers, Phnom Penh, Cambodia, 13th December 2005.
  67. Ishikawa, T., Oyagi, H., Ohtaka, A., Narita, T., Sim, I. and Tsukawaki, S., Primary production in Lake Tonle Sap. Seminar on the Results from Scientific Research on Environmental Treats over Cambodian Cultural Legacy of Angkor Area, Office of the Council of Ministers, Phnom Penh, Cambodia, 13th December 2005.
  68. Furuuchi, M., Murase, T., Tsukawaki, S., Sotham, S., Peou, H. and Sakai, K., Air Pollution in Angkor Monuments Area in Cambodia. Seminar on the Results from Scientific Research on Environmental Treats over Cambodian Cultural Legacy of Angkor Area, Office of the Council of Ministers, Phnom Penh, Cambodia, 13th December 2005.
  69. Tsukawaki, S., A Present State of Pollution and Destruction of Natural Environment in the Angkor Monumnet Area, Cambodia - Montoring and Evaluation - New Research Programme, Seminar on the Results from Scientific Research on Environmental Treats over Cambodian Cultural Legacy of Angkor Area, Office of the Council of Ministers, Phnom Penh, Cambodia, 13th December 2005.

 

Dissertations

Sedimentological and Petrographical Studies of theAash Flow Tuffs in the Hitoyoshi Basin, South Kyushu, Japan. University of Wales, University College of Swansea, Dissertation of Diploma in Geology Course. July, 1984.

Geology of the Western Part of the Hitoyoshi Basin, South Kyushu, Japan - with Special Reference of Stratigraphy of the Hitoyoshi Formation . B. Sc. Thesis of Faculty of Science, Kagoshima University, March, 1985 (in Japanese).

Geological Study around Mt. Kano District in the Central Part of the Boso Peninsula, Central Japan. M. Sc. Thesis of Graduate School of Science, Tohoku University, March, 1987 (in Japanese).

Late Caenozoic Depositional History of Kakegawa and Boso Districts, Central Japan - Contributions to Evolutional History of Forearc Basins in the Northern Marginal Part of the Philippine Sea Plate. Doctoral Dissertaion of Tohoku University, March, 1990 (in Japanese)