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last modified：2025/01/19
Professor HASEGAWA Takashi
Faculty, Affiliation
Faculty of Geosciences and civil Engineering,Institute of Science and Engineering
College and School Educational Field
Division of Natural Sciences, Graduate School of Natural Science and Technology
Division of Environmental Design, Graduate School of Natural Science and Technology
Division of Natural System, Graduate School of Natural Science and Technology
Course in Earth and Planetary Science, School of Geosciences and Civil Engineering, College of Science and Engineering
Laboratory
Hasegawa Laboratory TEL:076-264-6508 FAX:076-264-6545
Academic Background
【Academic background(Doctoral/Master's Degree)】
Tohoku University Doctor Graduate School, Division of Natural Science 1994
【Academic background(Bachelor's Degree)】
Kanazawa University 1989
Career
Year & Month of Birth
1964/05
Academic Society
Palaeontological Society of Japan
SEPM(Society for Sedimentary geology)
The Society of Organic Petrology
The British Micropalaeontological Society, London
Award
The British Micropalaeontological Society, London
The British Micropalaeontological Society, London
The British Micropalaeontological Society, London
The British Micropalaeontological Society, London
○Award of Academic Contribution, Palaeontological Society of Japan(2010/06/12)
○Palaeo-3 Most Cited Paper 2003-2007 Award(2007)
○Palaeo-3 Most Cited Paper 2003-2007 Award(2007)
○Palaeo-3 Most Cited Paper 2003-2007 Award(2007)
Specialities
Stratigraphy paleontology、geochemistry、geology、Geology、Stratigraphy/Paleontology
Speciality Keywords
Stratigraphy paleontology geochemistry
Research Themes
Geochemical study on Cretaceous environment
Stable isotopic study of post- Cretaceous conversion from greenhouse earth to icebox earth
Books
Papers
- Cretaceous Fore-Arc Basin and Its Provenance in Sakhalin, Far East Russia: U-Pb Ages of Detrital Zircons From the Yezo Group Tomohiko Sato, Yukio Isozaki, Yukiyasu Tsutsumi, Yasunari Shigeta, Kazuto Kodama, Takashi Hasegawa Island Arc 33 e12534 2024/08/26
- Paleoceanographic importance of tri- and di-unsaturated alkenones through the early phase of Cretaceous Oceanic Anoxic Event 2 from southern high latitudes of the proto-Indian Ocean Hasegawa, T.* and Goto, A. S. Organic Geochemistry 188 104722 2023/12/26
- Millennial-scale paleotemperature change in the Japan Sea during Marine Isotope Stage 3: Impact of meridional oscillation of the subpolar front Sagawa, , T.*, Hasegawa, T.*, Narita, Y., Yokoyama, M., Kubota, Y., Okazaki, Y., Goto, A. S., Ikehara, K., Nakagawa, T. Palaeogeography, Palaeoclimatology, Palaeoecology 626 111713 2023/06/05
- The Global Boundary Stratotype Section and Point (GSSP) of the Campanian Stage at Bottaccione (Gubbio, Italy) and its Auxiliary Sections: Seaford Head (UK), Bocieniec (Poland), Postalm (Austria), Smoky Hill, Kansas (U.S.A), Tepayac (Mexico). Gale, A.*, Batenburg, S., Coccioni, R., Dubicka, Z., Erba, E., Falzoni, F., Haggart, J., Hasegawa, T., Ifrim, C., Jarvis, I., Jenkyns, J., Jurowska, A.,1 Kennedy, J., Maron, M., Muttoni, G., Pearce, M., Petrizzo, M.R. Premoli-Silva, I., Thibault, N., Voigt, S., Wagreich, M., Walaszczyk, I. Episodes 46 451-490 2023
- Biotic and Paleoceanographic Changes Across the Late Cretaceous Oceanic Anoxic Event 2 in the Southern High Latitudes (IODP Sites U1513 and U1516, SE Indian Ocean) Maria Rose Petrizzo, Giulia Amaglio, David K. Watkins, Kenneth G. MacLeod, Brian T. Huber, Takashi Hasegawa and Erik Wolfgring Paleoceanography and Paleoclimatology 37 e2022PA004474 2022/09
- Exploring the paleoceanographic changes registered by planktonic foraminifera across the Cenomanian-Turonian boundary interval and Oceanic Anoxic Event2 at southern high latitudes in the Mentelle Basin (SE Indian Ocean). Petrizzo, M. R., Watkins, D. K., MacLeod, K. G., Hasegawa, T. Huber, B. T., Batenburg, S. J., Kato, T. Global and Planetary Changes 206 103595 2021/11
- Decadal–centennial‑scale solar‑linked climate variations and millennial‑scale internal oscillations during the Early Cretaceous. Hasegaw, H., Katsuta, N., Muraki, Y. et al. Scientific Reports 2022
- Enhanced hydrological cycle during Oceanic Anoxic Event 2 at southern high latitudes: New insights from IODP Site U1516 Chen, H., Xu, Z., Bayon, G., Batenburg, S.J., Petrizzo, M.R., Hasegawa, T., Li, T. Global and Planetary Changes 209 103735 2022/02
- Late Cretaceous stratigraphy and paleoceanographic evolution in the Great Australian Bight Basin based on results from IODP Site U1512 MacLeod, K. G.* et al. Gondowana Research 2020
- Sulfur isotope ratios in co-occurring barite and carbonate from Eocene sediments: A comparison study Toyama, K., Paytan, A., Sawada, K. and Hasegawa, T.* Chemical Geology 535 119454 2020
- Archaeal lipid biomarker as a tool to constrain the origin of methane at ancient methane seeps: Insight into subsurface fluid flow in the geological past. Miyajima Y., Watanabe, Y., Goto, A. S., Jenkins, R. G., Sakai, S., Matsumoto, R. and Hasegawa, T. Journal of Asian Earth Sciences 189 104134 2020
- Early Cretaceous subsidence of the Naturaliste Plateau defined by a new record of volcaniclastic-rich sequence at IODP Site U1513 Lee, E. Y.* et al. (19名及びIODP Expedition 369 Science Party. Hasegawa, T.は後者に含まれる) Gondowana Research 82 1-11 2020
- Australia Cretaceous Climate and Tectonics. Proceedings of the International Ocean Discovery Program Hobbs, R.W., Huber, B.T., Bogus, K.A., and the Expedition 369 Scientists Proceedings of the International Ocean Discovery Program 369 2019
- Late Maastrichtian carbon isotope stratigraphy and cyclostratigraphy of the Newfoundland Margin (Site U1403, IODP Leg 342) Sietske J. Batenburg, Oliver Friedrich, Kazuyoshi Moriya, Silke Voigt, Cécile Cournède, Iris Moebius, Peter Blum, André Bornemann, Jens Fiebig, Takashi Hasegawa, Pincelli M. Hull, Richard D. Norris, Ursula Röhl, Philip Sexton, Thomas Westerhold, Paul A. Wilson and the IODP Expedition 342 Scientists Newsletters on Stratigraphy 2017/05
- Characterization of particulate organic matter in surface water from a shallow and semi-closed Lake Kiba ascertained from δ13C and Δ14C Hong Tuoi Bui, Seiya Nagao, Shinya Ochiai, Keisuke Fukushi, Akiko Goto, Takashi Hasegawa Journal of Nuclear and Radiochemical Sciences
- International correlation of Cretaceous System: recent progress Takashi Hasegawa Fossils 101 1 75-80
- A late Miocene methane-seep deposit bearing methane-trapping silica minerals at Joetsu, central Japan. Miyajima, Y., Watanabe, Y., Yanagisawa, Y., Amano, K., Hasegawa, T. and Shimobayashi, N. Palaeogeography, Palaeoclimatology, Palaeoecology 455 1-15 2016/05/06
- Confirmation of a Middle Jurassic age for the Eedemt Formation in Dundgobi Province, southeast Mongolia: constraints from the discovery of new spinicaudatans (clam shrimps). Li, G., Ando, H., Hasegawa, H., Yamamoto, M., Hasegawa, T., Ohta, T., Hasebe, N. & Ichinnorov, N. ALCHERINGA 38
- Strontium and carbon isotope stratigraphy of the Late Jurassic shallow marine limestone in western Palaeo-Pacific, northwest Borneo Yoshihiro Kakizaki,Helmut J Weissert,Takashi Hasegawa,Tsuyoshi Ishikawa,Jun Matsuoka,Akihiro Kano JOURNAL OF ASIAN EARTH SCIENCES in press 2013/08
- Stable carbon and oxygen isotope analyses of carbonate using a continuous flow isotope ratio mass spectrometry Kazuyoshi MORIYA, Akiko S. GOTO, Takashi HASEGAWA Science Report of the Kanazawa University 56 45-58 2012/12
- Carbon isotope stratigraphy and depositional oxia through Cenomanian/Turonian boundary sequences (Upper Cretaceous) in New Zealand Hasegawa, T., Crampton, J., Schiøler, P., Field, B., Fukushi, and K. Kakizaki, Y. CRETACEOUS RESEARCH 2013/01
- Strontium isotopic ages of the Torinosu-type limestones (latest Jurassic to earliest Cretaceous, Japan): implication for biocalcification event in northwestern Palaeo-Pacific. Kakizaki, Y., Ishikawa, T., Nagaishi, K., Tanimizu, M., Hasegawa, T. and Kano, A. JOURNAL OF ASIAN EARTH SCIENCES 46 140-149 2012/01
- Testing significance of total organic carbon isotope values for chrono- stratigraphy: Application to the Cretaceous Yezo Group in Hokkaido, Japan. Tominaga, Y., Hasegawa, T. Science Report of Kanazawa University 55 1-16 2011/12
- Submillennial resolution carbon isotope stratigraphy across the Oceanic Anoxic Event 2 horizon in the Tappu section, Hokkaido, Japan. Palaeogeography Palaeoclimatology Palaeoecology (2011) vol. 309. 271-280. Nemoto, T., Hasegawa, T. PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY 2011/06
- Polycyclic aromatic hydrocarbons in the Jurassic-Cretaceous Tetori Group, central Japan. The Island Arc (2011), vol. 20. 23-34. Hasgawa, T., Hibino, T. ISLAND ARC 20 23-34 2011/03
- An indicator of paleosalinity: sedimentary sulfur and organic carbon in the Jurassic-Cretaceous Tetori Group, central Japan. The Island Arc (2010), vol. 19, 509-604. ISLAND ARC 19 509-604 2010/12
- Yamamoto, S., Hasegawa, T., Tada, R., Goto, K., Rojas-Consuegra, R., Daz-Otero, C., Garca-Delgado, D. E., Yamamoto, S., Sakuma, H. and Matsui, T., Environmental and vegetational changes recorded in sedimentary leaf wax n-alkanes across the Cretaceous-Paleogene boundary at Loma Capiro, Central Cuba. Palaeogeography Palaeoclimatology Palaeoecology (2010), vol. 295, 31-41. Yamamoto, S., Hasegawa, T., Tada, R., Goto, K., Rojas-Consuegra, R., Daz-Otero, C., Garca-Delgado, D. E., Yamamoto, S., Sakuma, H. and Matsui, T., PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY 295 31-41 2010/06
- Environmental and vegetational changes recorded in sedimentary leaf wax n-alkanes across the Cretaceous-Paleogene boundary at Loma Capiro, Central Cuba. 1. Yamamoto, S., Hasegawa, T., Tada, R., Goto, K., Rojas-Consuegra, R., Daz-Otero, C., Garca-Delgado, D. E., Yamamoto, S., Sakuma, H. and Matsui, T. PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY in press 2010
- Study of carbon-isotope stratigraphy of the Tetori Group, Central Japan: A trial to correlate between non-marine and marine strata of Jrasso-Cretaceous Hasegawa, T. and Hibino, T. Memoir of the Fukui Donosaur Museum 5 15-24 2006
- Depth Dependency of the Paleocene-Eocene Carbon Isotope Excursion: paired benthic and terrestrial biomarker records (ODP Leg 208, Walvis Ridge) McCarren, H., Thomas, E., Hasegawa, T., Rohl, U., and Zachos, J.C. Geochemistry, Geophysics, Geosystems doi:10.1029 2008GC002116 2008
- Disruption in global carbon cycle across the Cretaceous-Paleogene boundary S. Yamamoto, T. Hasegawa Researches in Organic Geochemistry 23-24 33-41 2008
- Discussion-Upper Cretaceous carbon isotope stratigraphy of terrestrial organic matter from Sakhalin, Russian Far East: a proxy of carbon isotopic composition of atmospheric CO2 7. Hasegawa, T., Pratt, L. M., Maeda, H., Shigeta, Y., Okamoto, T., Kase, T. and Uemura, K. PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY 215 179-182 2004
- Data Report: Stable carbon isotope fluctuation of long-chain n-alkanes from Leg 208 Hole 1263A across the Paleocene/Eocene boundary. Hasegawa, T., Yamamoto, S., Pratt, L. M. Proceedings of the Ocean Drilling Program, Scientific Results 208 1-11 2006
- Cretaceous oceanic anoxia events in the Japanese islands. Moriya, K., Hasegawa, T. Paleoclimates in Asia during the Cretaceous: their variations, causes, and biotic and environmental responses: IGCP Project 507 contribution no. 1 1 49-63 2007
- Leg 208 Synthesis: Cenozoic Climate Cycles and Excursions. Kroon, D., Zachos, J. C., Leg. 208 Scientific Party (Hasegawa, T. et al. 24) Proceedings of the Ocean Drilling Program, Scientifoc Results 208 2008
- McCarren, H., Thomas, E., Hasegawa, T., Röhl, U., and Zachos, J.C. Depth Dependency of the Paleocene-Eocene Carbon Isotope Excursion: paired benthic and terrestrial biomarker records (ODP Leg 208, Walvis Ridge) Geochemistry, Geophysics, Geosystems (2008), doi:10.1029/2008GC002116. McCarren, H., Thomas, E., Hasegawa, T., Röhl, U., and Zachos, J.C. Geochemistry, Geophysics, Geosystems doi:10.1029/2008GC00 2008/06
- Leg 208 Summary Zachos, J. C., Kroon, D., Blum, P, Leg. 208 Shipboard Scientific Party (Hasegawa, T. et al.) Proceedings of the Ocean Drilling Program, Leg. 208 Initial Report (2004) doi:10.2973 odp.proc.ir.208.101 2004 2004
- Cenomanian-Turonian carbon isotope events recorded terrestrial organic matter from northern Japan. PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY 130 251-273 1997
- Cretaceous terrestrial paleoenvironments of northeastern Asia suggested from carbon isotope stratigraphy: increased atmospheric pCO2-induced climate. JOURNAL OF ASIAN EARTH SCIENCES
- Planktonic foraminifera and biochronology of the Cenomanian-Turonian (Cretaceous) sequence in the Oyubari area, Hokkaido, Japan. Paleontological Research 3 173-192 1999
- Predominance of terrigenous organic matter in Cretaceous marine fore-arc sediments, Japan and Far East Russia. INTERNATIONAL JOURNAL OF COAL GEOLOGY 47 207-221 2001
- Carbon isotope stratigraphy and its chronostratigraphic significance for the Cretaceous Yezo Group, Kotanbetsu region, Hokkaido, Japan. Paleontological Research 4 3 95-106 2000/09
- Origin of the Penalver Formation in northwestern Cuba and its relation to K/T boundary impact event SEDIMENTARY GEOLOGY 135 295-320 2000
- Upper Cretaceous carbon isotope stratigraphy of terrestrial organic matter: a proxy of carbon isotopic composition of atmospheric CO2 PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY 189 97-115 2003/01
- Cretaceous terrestrial paleoenvironments of northeastern Asia suggested from carbon isotope stratigraphy: increased atmospheric pCO2-induced climate. JOURNAL OF ASIAN EARTH SCIENCES 21 849-859 2003/05
- Predominance of terrigenous organic matter in Cretaceous marine fore-arc sediments, Japan and Far East Russia. INTERNATIONAL JOURNAL OF COAL GEOLOGY 47 207-221 2001/10
- A global carbon-isotope event in the Middle Turonian (Cretaceous) sequences in Japan and Russian Far East. PROCEEDINGS OF THE JAPAN ACADEMY SERIES B-PHYSICAL AND BIOLOGICAL SCIENCES 79 141-144 2003/06
- Possible application of carbon isotope stratigraphy for East Asian clastic sediments: a tool for stratigraphy or paleoenvironments. Memoir of the Fukui Prefectual Dinosaur Museum 2 149-152 2003/03
- Possibility of ocean water invasion into the Chicxulub Crater at the Cretaceous/Tertiary boundary. 16. Goto, K., Tada, R., Tajika, E., Bralower, T. J., Hasegawa, T. and Matsui, T. METEORITICS & PLANETARY SCIENCE 39 7 1233-1247 2004
- Site 1267 Zachos, J. C., Kroon, D., Blum, P, Leg. 208 Shipboard Scientific Party (Hasegawa, T. et al.) Proceedings of the Ocean Drilling Program, Leg. 208 Initial Report doi:10.2973 odp.proc.ir. 208. 108 2004 2004
- Site 1266 15. Zachos, J. C., Kroon, D., Blum, P, Leg. 208 Shipboard Scientific Party (Hasegawa, T. et al.) Proceedings of the Ocean Drilling Program, Leg. 208 Initial Report doi:10.2973 odp.proc.ir. 208. 107 2004 2004
- Site 1265 13. Zachos, J. C., Kroon, D., Blum, P, Leg. 208 Shipboard Scientific Party (Hasegawa, T. et al.) Proceedings of the Ocean Drilling Program, Leg. 208 Initial Repor doi:10.2973 odp.proc.ir. 208. 106 2004 2004
- Site 1264 Zachos, J. C., Kroon, D., Blum, P, Leg. 208 Shipboard Scientific Party (Hasegawa, T. et al.) Proceedings of the Ocean Drilling Program, Leg. 208 Initial Report doi:10.2973 odp.proc.ir. 208. 105 2004 2004
- Site 1263 Zachos, J. C., Kroon, D., Blum, P, Leg. 208 Shipboard Scientific Party (Hasegawa, T. et al. 24) Proceedings of the Ocean Drilling Program, Leg. 208 Initial Report doi:10.2973 odp.proc.ir. 208. 104 2004 2004
- Site 1262 Zachos, J. C., Kroon, D., Blum, P, Leg. 208 Shipboard Scientific Party (Hasegawa, T. et al. 24) Proceedings of the Ocean Drilling Program, Leg. 208 Initial Report doi:10.2973 odp.proc.ir. 208. 103 2004 2004
- Explanatory Notes Zachos, J. C., Kroon, D., Blum, P, Leg. 208 Shipboard Scientific Party (Hasegawa, T. et al.) Proceedings of the Ocean Drilling Program, Leg. 208 Initial Report doi:10.2973 odp.proc.ir.208.102 2004 2004
- Ultra-high resolution analyses of foraminiferal fossil assemblages of the Cenomanian/Turonian boundary (mid-Cretaceous) extinction interval. 117 878-888 2008
- Forefront researches on Paleocene-Eocene thermal maximum event (PETM) : contribution of carbon isotope stratigraphy(
Organic geochemical analyses in the Phanerozoic environmental disturbance events) Hasegawa Takashi Researches in organic geochemistry 23 0 43-52 2008/12 - Disruption in global carbon cycle across the Cretaceous-Paleogene boundary(
Organic geochemical analyses in the Phanerozoic environmental disturbance events) Researches in organic geochemistry 23 0 33-41 2008/12 - Preface to "Organic geochemical analyses in the Phanerozoic environmental disturbance events"(
Organic geochemical analyses in the Phanerozoic environmental disturbance events) Researches in organic geochemistry 23 0 1-3 2008/12 - Ultra-high Resolution Analyses of Foraminiferal Fossil Assemblages of the Cenomanian/Turonian Boundary (Mid-Cretaceous) Extinction Interval Chigaku Zasshi (Jounal of Geography) 117 5 878-888 2008/10
- Decoding oceanic deep water circulation during green house periods: utility of OAE sediments- a new insight Chikyu monthly 30 8 372-377 2008/10
- Planktonic foraminiferal biostratigraphy of the Cenomanian-Turonian sequence in the Hobetsu area, Hokkaido, Japan Journal of the Geological Society of Japan 112 4 243-256 2006/04
- Study of carbon-isotope stratigraphy of the Tetori Group, Central Japan: A trial to correlate between non-marine and marine strata of the Jurasso-Cretaceous Memoir of the Fukui Prefectural Dinosaur Museum 0 5 15-24 2006
- An indicator of paleosalinity: sedimentary sulfur and organic carbon in the Jurassic-Cretaceous Tetori Group, central Japan. T. Hibino, S. Hori in press 2010
- Strontium and carbon isotope stratigraphy of the Late Jurassic shallow marine limestone in western Palaeo-Pacific, northwest Borneo. Kakizaki，Y.， Weissert，H. J., Hasegawa, T.， Ishikawa, T., Matsuoka, J. and Kano, A., JOURNAL OF ASIAN EARTH SCIENCES 73 57-67
Conference Presentations
- CARBON-ISOTOPE STRATIGRAPHY AND PRELIMINARY REGIONAL CORRELATION OF THE JURASSIC–CRETACEOUS TETORI GROUP IN CENTRAL JAPAN(conference：Cretaceous Symposium 2022 Warsaw)(2022/08/25)
- Mid-Cretaceous climatic perturbation in the southern high latitude ocean: drastic warming and cooling across the OAEs and the mid-Cenomanian event (conference：Cretaceous Symposium 2022 Warsaw)(2022/08/22)
- Cretaceous paleoceanographic events recorded in sedimentary sequences from IODP Exp. 369 in Southern high latitude: Oxygen and carbon isotope stratigraphy and implication from biomarkers(conference：Annual Meeting of JpGU 2020)(2020/06/29)
- Carbon and hydrogen isotopes of C40 alkenones and C41 n-alkane from OAE2 interval of IODP Site U1516 in Southern high latitude(2020/06/29)
- Syndepositional formation of calcareous nodules on muddy sea floor: elucidating depositional history by C, O, S isotope characterization (conference：Goldschmidt Conference 2016)(2016/06/27)
- Testing analytical technique of carbon isotopes for chert samples with minute and lean organic carbon content(conference：The 123rd Annual Meeting of Geological Society of Japan)(2016/09/10)
- Syndepositional formation of calcareous nodules on muddy sea floor: elucidating depositional history by C, O, S isotope characterization (conference：Japan Geoscience Union Meeting 2016)(2016/05/22)
- Syndepositional formation of calcareous nodules on Cretaceous muddy sea floor: potential muddy nodule paleothermometry.(conference：Geological Societiy of America 2015 Annual Meeting, 2015. Nov. 4, Baltimore USA.)(2015/11/04)
- Syndepositional formation of calcareous nodules on muddy sea floor: visual and stable isotope characterization for paleothermometry.(conference：The 165th Regular Meeting of The Palaeontological Society of Japan)(2016/01/31)
Others
- Coniacian-Santonian stratigraphy in Japan: a review Toshimitsu, S., Hasegawa, T. and Tsuchiya, K. Elsevier 28 128-131 2007
- Preface to "Organic geochemical analyses in the Phanerozoic environmental disturbance events". T. Hasegawa, K. Sawada 23,24 1-4 2008
- Forefront researches on Paleocene-Eocene thermal maximum event (PETM): contribution of carbon isotope stratigraphy 23-24 43-52 2008
- Decoding oceanic deep water circulation during green house periods: utility of OAE sediments-a new insight 30 8 372-377 2008
- Polycyclic aromatic hydrocarbons in the Jurassic-Cretaceous Tetori Group, central Japan. T. Hibino Blackwell in press 2010
- S-109 High resolution analysis for the OAE 1b Paquier level in the Vocontian Basin, SE France The Geological Society of Japan 114 0 2007/09
- O-7 Planktonic foraminifera and terrestrial biomarkers in the earliest Paleocene deposits at Loma Capiro, central Cuba The Geological Society of Japan 113 0 2006/09
Arts and Fieldwork
○Geological Survey of Tappu area, Hokkaido, Japan(2011/06-)
Patent
Theme to the desired joint research
○Qualitative and quantitative analyses of organic compounds with minute quautity
Grant-in-Aid for Scientific Research
○「極端な温暖化イベントに対する陸域環境と植生の応答：モンゴルの奇跡の年縞から探る」(2024-2027)
○「新規開発の高温側古水温プロキシ・超長鎖アルケノンが拓く温室地球解読の新展開」(2022-2025)
○「生態系進化学への挑戦：化石アミノ酸窒素同位体比分析を用いた生態系復元モデルケース」(2021-2023)
○「C4植物の誕生・進化とその要因：白亜紀中期の炭素循環攪乱と南極付近の環境」(2019-2021)
○「地球気候の本質的理解に向けた温室地球時代の海水温季節変動動態の解析」(2019-2022)
○「天然環境で実施するリアルタイム「化石・ノジュール形成実験」」(2019-2020)
○「ジュラ紀の南半球でおきた沈木生態系の起源と初期変遷：深海での陸源有機物の分解革命」(2016-2020)
○「有機炭素30ppmに挑む：普及型技術のみで遠洋性チャートの同位体比分析は可能か?」(2016-2018)
○「温室地球と氷室地球の分岐点：カナダ太平洋岸白亜系の水温変動記録から探る」(2015-2017)
○「NADWの初期発達史：太平洋流入仮説の提唱から検証まで」(2014-2017)
○「竜骨ノジュールを用いた海底古水温計の開発」(2014-2015)
○「石灰質ノジュールを用いた泥質岩の古水温計開発
」(2012-2013)
○「白亜紀OAE2における海底溶存酸素のグローバル・シーソー振動の解明」(2012-2014)
○「LIP形成時の放出CO2による温暖化パルス：白亜紀OAE2の「2万年事変」の検証」(2011-2013)
○「新原生代の気候激変と動物進化を関連付けるDOXAM仮説の検証」(2011-2014)
○「東アジア東縁のジュラ紀－白亜紀の微化石相および海洋古環境解析」(2011-2013)
○「白亜紀中期における陸域湿潤化:温室地球システム解明に向けたモンゴル白亜系調査」(2009-2011)
○「モンゴルにおける前期白亜紀の被子植物の初期起源群の解明」(2009-2011)
○「白亜紀海洋無酸素事変に対する顕著な負のフィードバック：南西太平洋域の証拠」(2008-2010)
○「炭素同位体比曲線による上部白亜系化石年代面の有用性指標の確立」(2001-)
○「世界最高の解像度による白亜紀OAE2の古気候解析」(2006-2007)
○「統合国際深海掘削計画(IODP)による常磐・三陸沖掘削に関する企画調査」(2002-)
○「深層水ソースの変換は気候変動を増幅するか抑制するか：硫黄同位体比の海洋事変層序」(2008-2010)
○「分子化石の「ノアの箱舟」：石灰質のジュールのシェルター効果が守る古環境情報」(2007-2009)
○「白亜紀松の地球外天体衝突による短期・長期的地球表層環境擾乱の実態解明」(2005-2007)
○「リティン炭素同位体比法による陸成層と海成層の直接対比」(1997-)
○「有孔虫の殻内有機物を用いた地質時代の大気CO_2分圧プロキシの開発」(2004-2006)
○「白亜紀環境変動の進化古生物学・層序学・地球化学的研究」(2003-2005)
○「統合国際深海掘削計画(IODP)による常磐・三陸沖掘削に関する企画調査」(2002-)
○「炭素同位体比曲線による上部白亜系化石年代面の有用性示標の確立」(2001-)
○「堆積物コアの化学組成自動測定装置の開発とそれを用いた気侯変動の解明」(2001-)
○「白亜紀の炭素循環と古生物多様性の変動」(1999-)
○「サハリンの白亜系の層序・古生物学的研究と北太平洋地域の白亜紀事変」(1997-)
○「サハリンの白亜系の層序・古生物学的研究と北太平洋地域の白亜紀事変の検討(第2次)」(1996-)
Competitive research funding,Contribution
Collaborative research,Consignment study
Classes (Bachelors)
○Applied Treatment of Geological Materials(2017)
○Earth Sciences 1(2017)
○Treatment of Geological Materials(2017)
○Guide to Biology and Earth Sciences(2017)
○Methods for Geological Field Work(2017)
○Geological Field Work B(2017)
○Advanced Geology(2017)
○Special Lecture of Geological Sciences(2016)
○Earth Sciences 1(2016)
○Earth Sciences 1(2016)
○Guide to Biology and Earth Sciences(2016)
○Advanced Geology(2016)
○Applied Treatment of Geological Materials(2016)
○Treatment of Geological Materials(2016)
○Methods for Geological Field Work(2016)
○Geological Field Work B(2016)
Classes (Graduate Schools)
○Analysis on paleoenvironmental fluctuations(2017)
○Analysis on paleoenvironmental fluctuations(2017)
○Analysis on paleoenvironmental fluctuations(2017)
○Analysis on paleoenvironmental fluctuations(2017)
○Evolution of Earth Environments B(2017)
○Evolution of Earth Environments A(2017)
○Evolution of Earth Environmental Systems(2016)
○Evolution of Earth Environments B(2016)
○Evolution of Earth Environments A(2016)
○Analysis on paleoenvironmental fluctuations(2016)
International Project
○International Ocean Discovery Program(2015-2015)USAScience Evaluation Panel member