YOSHIDA, KOHKI | Shinshu University Researcher Directory

Academic Organization	Academic Assembly　School of Science and Technology　Institute of Science	TEL
Education and Research Organization	Interdisciplinary Cluster for Cutting Edge Research　Institute of Mountain Science	FAX
Position	Professor	Mail Address	kxyoshid(at)shinshu-u.ac.jp
Address	Asahi 3-1-1, Matsumoto, 390-8621, Japan	Web site

Profile

Assigned Class: Faculty of Science　Department of Science
Interdisciplinary Graduate School of Science and Technology

Research Field: Geology, Stratigraphy, Sedimentology, Sedimentary Petrology
Keywords:Paleozoic , Clastic rocks , Provenance , Sediment composition , weathering , 地球化学

Current Subject: Tectonics and climate change around Himalaya Mountains and Tibet Plateau

Paleozoic and Mesozoic Terranes in Japanese Island

Compositional change of clastic sediments

Climate change and sediment formation

Academic Background: Graduate School
Hokkaido University , (地質学鉱物学専攻博士後期課程 , Graduate School, Division of Natural Science) , 1994
Hokkaido University , (地質学鉱物学専攻博士前期課程 , Graduate School, Division of Natural Science) , 1990

College
Hokkaido University , (Faculty of Science) , 1988

Degree
Doctor of Science , Hokkaido University

Research Career: Research Career
2016- , Professor
2006- , Associate Professor (Shinshu University)
2002- , Associate Professor (Shinshu University)
1998-2002 , Assistant Professor (Shinshu University)
1997-1998 , J.S.P.S Fellow (Kobe University)
1996-1997 , Lecturer (Hokkaido Univ.)

Research

Books, Articles, etc.: Articles
High-frequency depositional sequence of the upper Quaternary deposits controlled by sediment supply: A case study of an inland basin in central Japan
Palaeogeography, Palaeoclimatology, Palaeoecology,(111439) 2023(Mar. 15)
Author:Hatano, N., Kawano, R. and Yoshida, K.

Rock weathering of granites in Mt. Tsubakuro, Hida Mountains, central Japan
The Annals of Environmental Science. Shinshu University,45:13-16 2023(Mar.)
Author:Ueyama Erika, Yoshida Kohki

The Miocene and Pliocene paleosols in Mustang district, southern Tibetan plateau, central Nepal
J. Geol. Soc. Japan,,129:387-388 2023(Jan.)
Author:Nozomi Hatano, Babu Ram Gyawali and Kohki Yoshida

Formation of the red-yellow paleosol distributed in the Tsugaru Peninsula, northern Honshu, Japan
The Annals of Environmental Science,44:41-44 2022(Mar. 31)
Author:A. Omata and K. Yoshida

Paleoenvironment of the Pleistocene along the Kita-Asakawa River in Hachioji City, Tokyo, central Japan : special reference with paleosol facies in the Metasequoia fossil forest
The Annals of Environmental Science. Shinshu University,44:48-48 2022(Mar. 31)
Author:N. Ozawa, K. Yoshida

Sedimentary facies analysis of the fluvial environment in the Siwalik group of eastern Nepal: Deciphering its relation to contemporary Himalayan tectonics, climate and sea-level change.
Progress in Earth and Planetary Science,8:49 2021(Aug. 18)
Author:Lalit Kumar Rai; Kohki Yoshida

Modern analogue to past coseismic ground uplift in North Andaman, India
Catena 2021(May 17)
Author:Sumit Kumar Ray, Supriyo Kumar Das, Subham Chatterjee, Priyank Pravin Patel, Alf Ekblad, Kohki Yoshida

Organic geochemical and palaeobotanical reconstruction of a Late Holocene archaeological settlement in coastal eastern India
The Holocene,31:1511-1524 2021(May 08)
Author:Das, Supriyo, Kumar., Gangopadhyay, Kaushik, Ghosh, Ahana, Biswas, Oindrila, Bera, Subir; Ghosh, Puja, Paruya, Dipak, Naskar, Nabanita, Mani, Devleena, Kalpana, MS, Yoshida, Kohki

Miocene provenance change in Himalayan foreland basin and Bengal Fan sediments, with special reference to detrital garnet chemistry
Islands Arc 2021(Apr. 23)
Author:Kohki Yoshida, Toru Nakajima, Yuki Matsumoto, Ai Osaki, Lalit Kumar Rai, Jarrett Cruz, Harutaka Sakai

Reconstruction of the exhumation history of the eastern Nepal Himalaya based on provenance changes
Sedimentary Geology 2021(Apr. 21)
Author:Lalit, Kumar, Rai and Kohki, Yoshida

Environmental change in weathering around the Lake Suwa, Nagano Prefecture, central Japan
The Annuals of Environmental Science, Shinshu University,43:53-56 2021(Mar. 31)
Author:Kawano Ritsuho, Hatano Nozomi, Yoshida Kohki

The origin of large chert blocks in the western part of the Matsumoto Basin, Nagano Prefecture ,central Japan
The Annals of Environmental Science, Shinshu University,43:49-52 2021(Mar. 10)
Author:Ueyama Erika and Yoshida Kohki

Major element and REE compositions of Pliocene sediments in southwest Japan: Implications for paleoweathering and paleoclimate
Sedimentary Geology,408:105751 2020(Aug. 17)
Author:Nozomi Hatano, Kohki Yoshida, Saori Mori, Eiji Sasao

Middle Miocene denudation of the Higher Himalayan Crystallines revealed by chemical composition of detrital garnets from the Siwalik foreland basin sediments, western and central Nepal
Journal of Asian Earth Sciences,200 2020(Jul. 10)
Author:Nakajima, T., Matsumoto, Y., Rai, L.K., Yoshida, K.

Fluvial sediments and porcelain clay of the Miocene to Pleistocene Seto Group, central Japan
Jour. Geol. Soc. Japan,127:345-362 2020(Jun. 21)
Author:Hatano, N., Yoshida, K., and Sasao, E.

Comparability of heavy mineral data – The first interlaboratory round robin test
Earth-Science Reviews,16 2020(May 11)
Author:Istvan Dunkl, Hilmar von Eynatten, Sergio Ando, Keno Lunsdorf, Andrew Morton, Bruce Alexander, Laszlo Aradi, Carita Augustsson, Heinrich Bahlburg, Marta Barbarano, Aukje Benedictus, Jasper Berndt, Irene Bitz, Flora Boekhout, Tim Breitfeld, Joao Cascalho, Pedro J.M. Costa, Ogechi Ekwenye, Kohki Yoshida

Morphological and Chemical Properties of Microtektite Grains from Bay of Bengal (IODP Expedition 354)
. In: Pandey D., Ravichandran M., Nair N. (eds) Dynamics of the Earth System: Evolution, Processes and Interactions,:27-53 2020(Apr. 10)
Author:Kawsar M., Manoj M.C., Yoshida K., Baxter A.T., Reilly B.T.

Provenance of fluvial lower terrace deposits within the Azusagawa River system in Matsumoto basin, Nagano Prefecture, central Japan
The Annals of Environmental Science, Shinshu University,(42):24-29 2020(Mar. 31)
Author:Takiguchi, D., Yoshida, K.

Lithostratigraphy of the Siwalik Group along the Muksar Khola section, Siraha-Udayapur District, Eastern Nepal Himalaya
Journal of Nepal Geological Society,60:207-224 2020(Mar. 19)
Author:Lalit Kumar Rai, Kohki Yoshida

Vertical and horizontal distribution of sedimentary facies and hydromorphic paleosols around paleo-lake in the Pliocene sediments in southwest Japan
Catena 2019(Dec. 02)
Author:Hatano, N. and Yoshida, K.

Intense chemical weathering in southwest Japan during the Pliocene warm period
Journal of Asian Earth Sciences,184 2019(Aug. 09)
Author:Hatano N., Yoshida,K. and Sasao, E.

Effects of grain size on the chemical weathering index: A case study of Neogene fluvial sediments in Southwest Japan
Sedimentary Geology,386:1-8 2019(Mar. 15)
Author:Hatano, N., Yoshida, K., Sasao, E.

Data report: grain size analysis of Bengal Fan sediments at Sites U1450 and U1451, IODP Expedition 354
Proceedings of the International Ocean Discovery Program Volume 354 2018(Oct. 17)
Author:Swostik Kumar Adhikari, Tetsuya Sakai, and Kohki Yoshida

Sedimentary environment and paleosols of middle Miocene fluvial and lacustrine sediments in central Japan: Implications for paleoclimate interpretations
Sedimentary Geology,347:117-129 2017(Jan. 01)
Author:Nozomi Hatano, Kohki Yoshida

Site U1451
Proceedings of the International Ocean Discovery Program, 354 2016(Sep. 07)
Author:France-Lanord, C., Spiess, V., Klaus, A., Schwenk, T., Adhikari, R. R., Adhikari, S. K., Bahk, J. -J., Baxter, A. T., Cruz, J. W., Das, S. K., Dekens, P., Duleba, W., Fox, L. R., Galy, A., Galy, V., Ge, J., Gleason, J. D., Gyawali, B. R., Huyghe, P., Jia, G., Lantzsch, H., Manoj, M. C., Martos Martin, Y., Meynadier, L., Najman, Y. M. R., Nakajima, A., Ponton, C., Reilly, B. T., Rogers, K. G., Savian, J. F., Selkin, P. A., Weber, M. E., Williams, T. and Yoshida, K.

Site U1450
Proceedings of the International Ocean Discovery Program, 354 2016(Sep. 07)
Author:France-Lanord, C., Spiess, V., Klaus, A., Schwenk, T., Adhikari, R. R., Adhikari, S. K., Bahk, J. -J., Baxter, A. T., Cruz, J. W., Das, S. K., Dekens, P., Duleba, W., Fox, L. R., Galy, A., Galy, V., Ge, J., Gleason, J. D., Gyawali, B. R., Huyghe, P., Jia, G., Lantzsch, H., Manoj, M. C., Martos Martin, Y., Meynadier, L., Najman, Y. M. R., Nakajima, A., Ponton, C., Reilly, B. T., Rogers, K. G., Savian, J. F., Selkin, P. A., Weber, M. E., Williams, T. and Yoshida, K.

Expedition 354 summary
Proceedings of the International Ocean Discovery Program, 354 2016(Sep. 07)
Author:France-Lanord, C., Spiess, V., Klaus, A., Schwenk, T., Adhikari, R. R., Adhikari, S. K., Bahk, J. -J., Baxter, A. T., Cruz, J. W., Das, S. K., Dekens, P., Duleba, W., Fox, L. R., Galy, A., Galy, V., Ge, J., Gleason, J. D., Gyawali, B. R., Huyghe, P., Jia, G., Lantzsch, H., Manoj, M. C., Martos Martin, Y., Meynadier, L., Najman, Y. M. R., Nakajima, A., Ponton, C., Reilly, B. T., Rogers, K. G., Savian, J. F., Selkin, P. A., Weber, M. E., Williams, T. and Yoshida, K.

Expedition 354 methods
Proceedings of the International Ocean Discovery Program, 354 2016(Sep. 07)
Author:France-Lanord, C., Spiess, V., Klaus, A., Schwenk, T., Adhikari, R. R., Adhikari, S. K., Bahk, J. -J., Baxter, A. T., Cruz, J. W., Das, S. K., Dekens, P., Duleba, W., Fox, L. R., Galy, A., Galy, V., Ge, J., Gleason, J. D., Gyawali, B. R., Huyghe, P., Jia, G., Lantzsch, H., Manoj, M. C., Martos Martin, Y., Meynadier, L., Najman, Y. M. R., Nakajima, A., Ponton, C., Reilly, B. T., Rogers, K. G., Savian, J. F., Selkin, P. A., Weber, M. E., Williams, T. and Yoshida, K.

Site U1455
Proceedings of the International Ocean Discovery Program, 354 2016(Sep.)
Author:France-Lanord, C., Spiess, V., Klaus, A., Schwenk, T., Adhikari, R. R., Adhikari, S. K., Bahk, J. -J., Baxter, A. T., Cruz, J. W., Das, S. K., Dekens, P., Duleba, W., Fox, L. R., Galy, A., Galy, V., Ge, J., Gleason, J. D., Gyawali, B. R., Huyghe, P., Jia, G., Lantzsch, H., Manoj, M. C., Martos Martin, Y., Meynadier, L., Najman, Y. M. R., Nakajima, A., Ponton, C., Reilly, B. T., Rogers, K. G., Savian, J. F., Selkin, P. A., Weber, M. E., Williams, T. and Yoshida, K.

Site U1454
Proceedings of the International Ocean Discovery Program, 354 2016(Sep.)
Author:France-Lanord, C., Spiess, V., Klaus, A., Schwenk, T., Adhikari, R. R., Adhikari, S. K., Bahk, J. -J., Baxter, A. T., Cruz, J. W., Das, S. K., Dekens, P., Duleba, W., Fox, L. R., Galy, A., Galy, V., Ge, J., Gleason, J. D., Gyawali, B. R., Huyghe, P., Jia, G., Lantzsch, H., Manoj, M. C., Martos Martin, Y., Meynadier, L., Najman, Y. M. R., Nakajima, A., Ponton, C., Reilly, B. T., Rogers, K. G., Savian, J. F., Selkin, P. A., Weber, M. E., Williams, T. and Yoshida, K.

Site U1453
Proceedings of the International Ocean Discovery Program, 354 2016(Sep.)
Author:France-Lanord, C., Spiess, V., Klaus, A., Schwenk, T., Adhikari, R. R., Adhikari, S. K., Bahk, J. -J., Baxter, A. T., Cruz, J. W., Das, S. K., Dekens, P., Duleba, W., Fox, L. R., Galy, A., Galy, V., Ge, J., Gleason, J. D., Gyawali, B. R., Huyghe, P., Jia, G., Lantzsch, H., Manoj, M. C., Martos Martin, Y., Meynadier, L., Najman, Y. M. R., Nakajima, A., Ponton, C., Reilly, B. T., Rogers, K. G., Savian, J. F., Selkin, P. A., Weber, M. E., Williams, T. and Yoshida, K.

Site U1452
Proceedings of the International Ocean Discovery Program, 354 2016(Sep.)
Author:France-Lanord, C., Spiess, V., Klaus, A., Schwenk, T., Adhikari, R. R., Adhikari, S. K., Bahk, J. -J., Baxter, A. T., Cruz, J. W., Das, S. K., Dekens, P., Duleba, W., Fox, L. R., Galy, A., Galy, V., Ge, J., Gleason, J. D., Gyawali, B. R., Huyghe, P., Jia, G., Lantzsch, H., Manoj, M. C., Martos Martin, Y., Meynadier, L., Najman, Y. M. R., Nakajima, A., Ponton, C., Reilly, B. T., Rogers, K. G., Savian, J. F., Selkin, P. A., Weber, M. E., Williams, T. and Yoshida, K.

Site U1449
Proceedings of the International Ocean Discovery Program Volume 354 2016(Sep.)
Author:France-Lanord, C., Spiess, V., Klaus, A., Schwenk, T., Adhikari, R. R., Adhikari, S. K., Bahk, J. -J., Baxter, A. T., Cruz, J. W., Das, S. K., Dekens, P., Duleba, W., Fox, L. R., Galy, A., Galy, V., Ge, J., Gleason, J. D., Gyawali, B. R., Huyghe, P., Jia, G., Lantzsch, H., Manoj, M. C., Martos Martin, Y., Meynadier, L., Najman, Y. M. R., Nakajima, A., Ponton, C., Reilly, B. T., Rogers, K. G., Savian, J. F., Selkin, P. A., Weber, M. E., Williams, T. and Yoshida, K.

Development of Taprang landslide, West Nepal
Landslides 2016(Jan. 16)
Author:Amar Deep Regmi, Kohki Yoshida, I Peng Cui, Nozomi Hatano

The International Ocean Discovery Program 354 Preliminary Report, Bengal Fan: Neogene and late Paleogene record of Himalayan orogeny and climate: a transect across the Middle Bengal Fan
International Ocean Discovery Program Preliminary Report 2015(May 21)
Author:France-Lanord, C., Spiess, V., Klaus, A., and the Expedition 354 Scientists

Landslide susceptibility mapping along Bhalubang-Shiwapur area of Mid-Western Nepal using frequency ratio and conditional probability models.
Journal of Mountain Science,11(5):1266-1285 2014(Sep. 18)
Author:Amar Deep Regmi, Kohki Yoshida, Hamid Reza Pourghasemi, Megh Raj Dhital and Biswajeet Pradhan

Tectonic constraints to Cretaceous magmatic arc deduced from detrital heavy minerals in northeastern Japan - evidence from detrital garnets, tourmalines and chromian spinels
Cretaceous Research,48:39-53 2014(Jan.)
Author:Mayuko Nishio, Kohki Yoshida

Continental weathering in the Early Triassic in Himalayan Tethys, central Nepal: Implications for abrupt environmental change on the northern margin of Gondwanaland
Jour. Asian Earth Science,79PA:288-301 2014(Jan.)
Author:Kohki Yoshida, Toshio Kawamura, Shigeyuki Suzuki, Amar Deep Regmi, Babu Ram Gyawali, Yuka Shiga, Yoshiko Adachi and Raj Megh Dhital,

Rock toppling assessment at Mugling - Narayanghat road section: A case study from Mauri Khola landslide, Nepal
CATENA,114:67-77 2014
Author:Amar Deep Regmi, Kohki Yoshida, Hidehisa Nagata, Biswajeet Pradhan

Weathering and mineralogical variation in gneissic rocks and their effect in Sangrumba Landslide, East Nepal
Environ Earth Sci,xx 2013(Jun. 27)
Author:Amar Deep Regmi • Kohki Yoshida • Megh Raj Dhital • Biswajeet Pradhan

The Relationship between the depositional environment and Fe-nodules in the Upper Member of the Okui Formation croping along the Chikuma River, Nagano Prefecture, central Japan
The Annals of Environmental Science, Shinshu University,35:13-19 2013(Mar. 31)
Author:Oshiro, M., Natori, W., Yoshida, K.

Application of frequency ratio, statistical index, and weights-of-evidence models and their comparison in landslide susceptibility mapping in Central Nepal Himalaya.
Arab. J. Geosci.,7(2):725–742 2013(Jan. 05)
Author:Regmi, A.D., Devkota, K.C., Yoshida, K., Pradhan, B., Pourghasemi, H.R., Kumamoto, T. and Akgun, A.

Effect of rock weathering, clay mineralogy, and geological structures in the formation of large landslide, a case study from Dumre Besi landslide, Lesser Himalaya Nepal
Landslides,10(1):1-13 2013(Jan. 01)
Author:Amar Deep Regmi, KohkiYoshida, Megh Raj Dhital and Krishna Devkota

Effect of geological structures, rock weathering, and clay mineralogy in the formation of various landslides along Mugling-Narayanghat road section, Central Nepal Himalaya
Journal of the Faculty of Science Shinshu University,45:1-44 2013
Author:Regmi Amar Deep, Kohki Yoshida
Keywords:Landslide, slope stability, Himalaya

The relationship between geology and rock weathering on the rock instability along Mugling–Narayanghat road corridor, Central Nepal Himalaya
Natural Hazards,66(2):501-532 2012(Nov. 11)
Author:Amar Deep Regmi • Kohki Yoshida • Hidehisa Nagata • Ananta Man Singh Pradhan • Biswajeet Pradhan • Hamid Reza Pourghasemi

Landslide susceptibility mapping using certainty factor, index of entropy and logistic regression models in GIS and their comparison at Mugling-Narayanghat road section in Nepal Himalaya
Natural Hazard,65(1):135-165 2012(Aug. 01)
Author:Krishna Chandra Devkota, Amar Deep Regmi, Hamid Reza Pourghasemi, Kohki Yoshida, Biswajeet Pradhan, In Chang Ryu, Megh Raj Dhital, Omar F. Althuwaynee

The Relationship between the depositional environment and Fe-nodules in the Upper Member of the Okui Formation croping along the Chikuma River, Nagano Prefecture, central Japan
The Annals of Environmental Science, Shinshu University,34:58-65 2012(Mar. 31)
Author:Natori, W., Yoshida, K.

Lithostratigraphy and structures of the Siwaliks rocks in the southern part of Dang and its surrounding area, Southwestern Nepal.
Jour. Fac. Sci. Shinshu University,43:1-42. 2011(Mar. 31)
Author:Regmi, A. D., Dhital, M. R., Gadtaula, R., Tamrakar, N. K. and Yoshida, K.

Lithostratigraphy of the Cretaceous in the upper reaches of the Chirashinai River, Teshionakagawa area, northern Hokkaido, Japan
Journal of the Faculty of Science Shinshu University,43:43-65 2011(Mar. 31)
Author:Taki, S, Iba, Y., Hikida, Y., Yoshida, K.

Folded structures of Tethyan sedimentary succession, Annapurna region, Nepal Himalaya
Journal of the Geological Society of Japan,116(6):VII-VIII 2010(Apr. 09)
Author:Suzuki, S., Dhital, M.R., Yoshida, K., Kawamura, T., Regmi, A.D., Gyawali, B.R., Otomo, K., Yamanaka, A. and Yukawa, H.

Deposition of serpentine-bearing conglomerate and its implications for Early Cretaceous tectonics in northern Japan
Sedimentary Geology,232:1-14 2010
Author:Yoshida, K., Yasuhiro Iba, Shuichi Taki, Masaru Sugawara, Tatsuro Tsugane and Yoshinori Hikida

Calcareous duricrust, Al Qasim Province, Saudi Arabia: Occurrence and origin.
Quaternary International,209:163-174 2009
Author:Khalifa, M. A., Kumon, F., and Yoshida, K.

The sedimentary environment of the basal part of the Lower Triassic Inai Group in the Toyoma area, South Kitakami Terrane, northeast Japan (in Japanese with English abstract)
Jour. Geol. Soc. Japan,112:469-477 2006
Author:Horikawa, H. and Yoshida, K.

Orbitolina-bearing limestone pebbles from the lowermost part of the Lower Yezo Group (Lower Cre- taceous) in the Nakagawa area, northern Hokkaido, Japan and its significance
Jour. Geol. Soc. Japan,111:67-73 2005
Author:Iba, Y., Taki, S., Yoshida, K., Hikida, Y.

Occurrence and lithofacies of shungite: early Proterozoic carbon-rich rocks from Karelia, northwestern Russia.
Geological Society of Japan,110:I-II 2004
Author:Yoshida, K., Chijiwa, K., Hoyanagi, K., Tanaka, K., Yoko, T., Yanagisawa, K., Ito, A. and Osawa, E

Provenance of Permian sandstones, South Kitami Terrane, Northeast Japan: implications for Permian arc evolution
Sedimentary Geology,166:185-208 2004
Author:Yoshida, K. and Machiyama, H.

Discovery of serpentinite bearing conglomerate in the Lower Yezo Group, Hkkaido, northern, Japan and its tectonic significance
Jour. Geo. Soc. Japan,109:336-344 2003
Author:Yoshida, K., Taki, S., Iba, Y., Sugawara, M., Hikida, Y.

Blueschist-bearing fluvial conglomerate and unconformity in the Cretaceous forearc sequence, south central Hokkaido, northern Japan: Rapid exhumation of high-P/T metamorphosed accretionary complex.
Jour. Geol.Soc. Japan,108:133-152 2002
Author:Ueda, H., Kawamura, M.and Yoshida, K.

Late Devonian conodont age of red chert intercalated in greenstones of the Hayachine Belt, Northeast Japan (in Japanese with English abstract)
Jour. Geol. Soc. Japan,108:114-122 2002
Author:Hamano, K., Iwata, K., Kawamura, M., Kitakami Paleozoic Research Group, Nakai, K., Nagata, H., Yoshida, K., Uchino, T., and Koyama, Y.

飛騨外縁帯ペルム系森部層の後背地
地質学論集,58:53-62 2000
Author:吉田孝紀／田沢純一

The sedimentary system and the tectonic implication of the Usuginu-type conglomerate in the South Kitakami Terrane, northeast Japan : especially to the sandstone petrography and the sedimentary facies of the Middle Permian coarse clastic deposits(Geotectonic evolution of the Paleo-Ryoke and Kurosegawa Terranes)
Mem. Geol. Soc. Japan,56:89-102 2000
Author:Yoshida, K.

Revised BI diagram and provenance types of the Pe ian−Cretaceoussandstones in the JapaneseIsland
Mem. Geol. Soc. Japan,57:9-18 2000
Author:Kiminami, K., Kumon, F., Miyamoto, T., Suzuki, S., Takeuchi, M. and Yoshida, K.

Schwagerina (Fusulinacea) and Choristites (Brachiopoda) from the Carboniferous Arakigawa Formation in the Hidagaien Belt, central Japan
Earth Science (Chikyu Kagaku),54:196-199 2000
Author:Tazawa, J., Hasegawa, Y. and Yoshida, K.

Sedimentary petrology and sedimentology of the Middle Permian coarse clastic rocks, South Kitakami Terrane, northern Japan and its tectonic implications.
Geosciences Journal,4:50-51 2000
Author:Yoshida, K

Permian brachiopodsfrom a sandstone blockinthe Usuginu Conglomerate， southern Kitakami Mountains ， northeast Japan and theirgeologicalsignificance
Earth Science (Chikyu Kagaku),53:159-163 1999
Author:Tazawa,J, Yoshida, K. and Machiyama, H.

北海道中央部穂別地域の中部中新統川端層－堆積システムと供給源に関する予察的検討－
地質学雑誌,105:673-686 1999
Author:川上源太郎・吉田孝紀・臼杵　直

南部北上帯西縁部における中部ペルム系粗粒砕屑岩相－薄衣礫岩の堆積システム－
地質学雑誌,104:71-89 1998
Author:吉田孝紀・町山栄章

空知－蝦夷帯の中生代変成付加コンプレックス－美瑛コンプレックスとオイチャン・ナップの提唱－
地球科学,52:433-452 1998
Author:川村信人・中川充・加藤孝幸・戸田英明・金　秀俊・吉田孝紀・山本和広・寺田　剛・永田秀尚・国分英彦・榊原正幸・大津直・神居古潭帯団体研究グループ

南部北上帯最上部ペルム系と下部三畳系に認められる重鉱物濃集岩
地質学雑誌,101:279-294 1995
Author:吉田孝紀・川上源太郎・川村信人

南部北上帯大迫地域のシルル系に含まれる砕屑性クロムスピネル
地質学雑誌,101:817-820 1995
Author:吉田孝紀・川村信人・北上古生層研究グループ

南部北上帯ペルム系砕屑岩組成の変化
地質学雑誌,100:744-761 1994
Author:吉田孝紀・川村信人・町山栄章

薄衣型礫岩の堆積環境　－南部北上帯中部ペルム系落合層を例に－
地質学雑誌,99:705-720 1993
Author:吉田孝紀

南部北上帯達曽部地域のペルム系層序の再検討
地球科学,46:97-104 1992
Author:吉田孝紀・町山栄章・加藤誠・川村信人

Presentations
沖縄島に分布する四万十帯名護層の風化砂岩の特徴
日本地質学会第130年学術大会 2023(Sep. 17)
Presenter:筬島聖二、吉田孝紀

古土壌を用いた古環境比較：東北日本常磐地域の古第三系始新統–漸新統と新第三系下部中新統を例に
日本地質学会第130年学術大会 2023(Sep. 17)
Presenter:杉山春来・吉田孝紀

北海道中央北部添牛内地域の砕屑性蛇紋岩
日本地質学会第130年学術大会 2023(Sep. 17)
Presenter:金澤安蓮、吉田孝紀

Paleosols of the Metasequoia fossil forest: Insights from the Plio-Pleistocene fluvial volcaniclastic succession in Japan
2022 AGU Fall Meeting 2022(Dec. 12)
Presenter:Kohki Yoshida, Nanako Ozawa, Haruki Sugiyama, Ritsuho Kawano and Erika Ueyama,

Paleosol in the Metasequoia fossil forest
129th Ann. Meeting of the Geol. Soc.. Japan 2022(Sep. 10)
Presenter:Yoshida, K., Ozawa, N., Kawano, R.. and Ueyama, E.

諏訪盆地における上部更新統～完新統の堆積相・古土壌相と化学組成
129th Ann. Meeting of the Geol. Soc. Japan 2022(Sep. 05)
Presenter:葉田野希，川野律歩，吉田孝紀，福地亮介，朝日啓泰，沢田健

Late Quaternary weathering and source evolution deduced by the chemical composition of the Lake Suwa deposits: A study of the compositional change of the deposits since the last glacial period
2002 Annual Meeting of JPGU 2022(May 30)
Presenter:Kawano, R., Hatano, N., Yoshida, K.

埼玉県入間市仏子の下部更新統，仏子層下部の古土壌と古環境
JPGU Meeting 2022(May 22)
Presenter:Sugiyama, H., Yoshida, K.

Detrital amphiboles reveal the onset of large erosion of the Himalaya: comparison between Himalayan River sands and Bengal Fan deposits recovered in IODP Exp. 354
AGU Fall Meeting 2021(Dec. 17)
Presenter:Kohki Yoshida, Lalit Kumar Rai, Subhadeep Kumar, Asako Masuda, Tomoyuki Hakiai, Jarrett W. Cruz

Mineralogical comparison between Himalayan River sands and Bengal Fan deposits recovered in IODP Exp. 354
Neogene Climate Evolution in Eurasia:Neogene climate evolution and biotic response(s) in south Asia 2021(Sep. 07)
Presenter:KOHKI YOSHIDA, SUBHADEEP KUMAR, LALIT KUMAR RAI, HAIKAI TOMONORI, MASUDA ASAKO

Heavy mineral assemblage of river sands along the Brahmaputra River, eastern India
128th Ann. Meeting, Geol. Soc. Japan 2021(Sep. 07)
Presenter:Yoshida, K., KUmar, S., Rai, K.L, Hakiai, T.

The subsurface geology and site amplification map in Azumino City, Nagano Pref.
128th Annual Meeting, Geol. Soc. Japan 2021(Sep. 04)
Presenter:Tatsuro Tsugane, Tomoyoshi Kosaka, Yoshinori Furumoto, Shinshu-Univ. Ground Motion Research Group

The origin of large chert blocks in the western part of the Matsumoto Basin, Nagano Prefecture: altered mineral and 10Be age
128th Annual Meeting, Geol. Soc. Japan 2021(Sep. 04)
Presenter:Ueyama, E., Yoshida, K., Lupker, M.

Chemical weathering and source evolution of Lake Suwa sediments since the last glacial period, based on the chemical composition of the sediments
128th Annual Meeting, Geol. Soc. Japan 2021(Sep. 04)
Presenter:Kawano, R., Hatano, N., Yoshida, K.

Change of sedimentary system in an inland basin in the central part of the Japanese Island during the late Pleistocene-Holocene periods
128th Annual Meeting, Geol. Soc. Japan 2021(Sep. 04)
Presenter:Hatano, N., Kawano, R., Yoshida, K.

Comparison between Himalayan river sands and deep-sea Benga Fan sands using heavy mineral assemblage
JPGU, Annual Meeting, 2021 2021(Jun. 04)
Presenter:Yoshida, K., Kumar, S., Hakiai, N., Masuda, A., Rai, L.K.

Reconstruction of erosion history of Himalaya deduced by Himalayan river tributaries and Bengal Fan sands
AGU 2020 Fall Meeting 2020(Dec. 10)
Presenter:Yoshida Kohki, Kumar Subhadeep, Hakiai Tomoyuki, Masuda Asako, Lalit Rai Kumar

Heavy mineral assemblage of river sands along the Kaligandaki River, central Nepal and its application for Bengal Fan sediments
Japan Geoscience Union, Amerian Geophysical Uniion Joint Meeting 2020 2020(May 24)
Presenter:Yoshida, K., Nakajima, T., Rai, L.K., Masuda, A.

Morphological and chemical properties of Microtektite grains from Bay of Bengal (IODP Expedition: 354)
AGU 2018 Fall Meeting 2018(Dec. 10)
Presenter:Masud Kawsar, M. C. Manoj, Kohki Yoshida, Alan Baxter, Brendan Reilly

Himalayan erosion and Ganga-Brahmaputra sediment delivery recorded in the Bengal fan from IODP Expedition 354
AGU Fall Meeting 2018 2018(Dec. 08)
Presenter:France-Lanord, C. ; Galy, A. ; Huyghe, P. ; Yoshida, K. ; Spiess, V.

Paleoweathering condition in the middle Miocene to the early Pliocene period in the Japanese Islands
JpGU-AGU Meeting 2017(May 22)
Presenter:Hatano, N., Yoshida, K.

Paleoweathering condition in middle Miocene to early Pliocene period in Japanese Islands: From paleopedology and chemistry of muddy sediments
AGU Fall meeting 2016(Dec. 16)
Presenter:Hatano, N., Yoshida, K.

Heavy mineral assemblage in Early- Middle Miocene sands from Bengal Fan from IODP Exp. 354; preliminary report.
Himalayan Karakorum Tibetan Workshop 2016 2016(May 24)
Presenter:Kohki Yoshida , Babu Ram Gyawali , Ai Osaki , Nozomi Hatano, M.C. Manoj, Christian France-Lanord, Volkard Spiess , Adam Klaus and IODP Expedition 354 Science Party.

Comparison of the weathering condition between the middle Miocene and the early Pliocene in Japan –on the basis of Paleosols and Geochemistry
Himalaya, Karakorum and Tibet Workshop 2016(May 09)
Presenter:"3. Hatnao, N., Yoshida, K."

Reconstructing the evolution of the Bengal Fan with the aid of physical and optical properties ? IODP Expedition 354
German IODP meeting 2016 2016(Mar. 21)
Presenter:M.E. Weber , P.S. Dekens , B.T. Reilly, T. Williams, S.K. Adhikari, P.A. Selkin, H. Lantzsch, L. Meynadier, J.F. Savian, S.K. Das , R.R. Adhikari, B.R. Gyawali, G. Jia, L.R. Fox, J. Ge, Y. Martos Martin, M.C. Manoj, J. Bahk, K. Yoshida, C. Ponton, P. Huyghe, V. Spiess, C. France- Lanord, and IODP Expedition 354 Scientists

Preservation of geochemical characteristics in Permo-Triassic mudstones by metagenesis and low-grade metamorphism in the Tethys Himalaya, Central Nepal
28th Himalayan Karakorum Tibet Workshop&6th International Symposium onTibetan Plateau 2013
Presenter:Yoshida, K., Shiga, Y., Kawamura, T., Suzuki, S., Gyawali, B.R., Regmi, A.D., Adachi, Y. and Dhital, M.R

Early Triassic noxious benthic environments in the Lower Triassic,the South Kitakami terrane, northeast Japan
European Geosciences Union 2008 2008
Presenter:2.Yamanaka, A., Yoshida, K., Kasuya, T. and Horikawa, H.

Climatic and provenance changes recorded in the Lower Triassic sediments in the South Kitakami Terrane, northeast Japan
Shinshu University International Symposium 2006 2006
Presenter:Yamanaka Akiko and YoshidaKohki

Early Cretaceous Tectonics in the forearc region deduced by sandstone　provenance and the existence of serpentine bearing conglomerate
17th International Sedimentological Congress, Fukuoka, Japan. 2006
Presenter:Yoshida, K., Iba, Y. and Taki,S.

Chemical composition and Ichnofacies of the mudstones in the Lower Triassic Osawa Formation in the Ogatsu area, South Kitakami Terrane, northeast Japan
17th International SedimentologicalCongress 2006
Presenter:Yamanaka Akiko and Yoshida Kohki

Serpentinediapir intrusion in the Cretaceous forearc basin in northern Japan.
2nd annual meeting AOGS 2005 2005
Presenter:Kohki Yoshida and Yasuhiro Iba

Use of trace element chromium and nickelin serpentine clast to estimate the depositional mode of sediments: significance of the chemical composition of serpentine clast-bearing sandstone
32th International Geological Congress, Florence, Italy 2004
Presenter:Kohki Yoshida

COMPARISON OF MIDDLE PERMIAN CORAL REEF WITH CALCISPONGE MOUND:IMPLICATIONS FOR THE FORMATION OF RUGOSE CORAL REEF
8th Int. Symp. Fossil Cnidaria and Porifera 2003
Presenter:Hideaki Machiyama, Yoichi Ezaki, Toshio Kawamura, KohkiYoshida

5万分の1地質図幅におけるランドスライドハザードポテンシャルの評価
地球惑星科学関連学会合同大会 Y057-003 2003
Presenter:永田秀尚・川村信人・川村寿郎・吉田孝紀・中川　充

Evolution of Far East Asia as Reflected in Clastic Composition of the Late Paleozoic and Early Mesozoic Rocks
2000
Presenter:Yoshida, K.

Tectonic Evolution of Far East Asia as Reflected in Clastic Composition of the Late Paleozoic and Early Mesozoic Rocks.
Western Pacific Geophysics Meeting abstractvolume, 189. 2000
Presenter:Yoshida, K

MISC
Comparative study of geology, rock weathering and their role in landslide formation in Mugling-Narayaghat area and Sanrumba area
「平成２４年度深田研究助成」研究報告 2013(Oct. 15)
Author:Amar Deep Regmi and Kohki Yoshida

A preliminary study of the sedimentary petrography of coarse clastic deposits in the Da Nang-Khe Sanh shear zone, central Vietnam
Jour. Fac. Sci. Shinshu University,39:25-38 2005(Mar.)
Author:Kohki Yoshida and Masaru Sugawara
Permalink

Research Activities: Journal Editorial Board
2002-2011 , 日本堆積学会
1998-2002 , 地球科学
2010-2011 , 日本地質学会

Education

Lectures: 2007 , Basic practice of field geology 1&2
2007 , 地質調査法実習 II
2007 , 地質調査演習
2007 , 古生物学実習
2007 , コロキウム
2007 , 地球史学
2007 , 卒業研究
2007 , 地質科学演習
2007 , 地学実験
2002 , Paleontology

International Student Receipt: 2009-2012 , First Term:1 , Second Term:1

Shinshu University Researcher Directory

YOSHIDA KOHKI

Profile

Research

Education

YOSHIDA　KOHKI