Hayasaka Yasutaka

J-GLOBAL         Last updated: Dec 7, 2018 at 04:13
Hayasaka Yasutaka
Hiroshima University
Research funding number


My major domain is geology and petrology concerning the tectonic development of Asia, Northeast Siberia and Western Pacific region.

Research Areas

  • Earth and planetary science / Geology / 

Academic & Professional Experience

Apr 1987
Mar 2007
Rsearch Associate, Faculty of Science, Hiroshima University
Jan 2000
Mar 2002
lecturer, Yamaguch University
Apr 2006
Mar 2007
lecturer, Yamaguch University
Apr 2007
May 2015
Assistant Professor, Graduate School of Science, Hiroshima University
Apr 2013
Sep 2013
lecturer, Faculty of Science, Ehime University


Apr 1974
Mar 1979
Earth Science, Faculty of Science, Kumamoto University
Apr 1980
Mar 1986
Geology and Mineralogy, Graduate School of Science, Hiroshima University

Awards & Honors

Sep 2011
Award for article, Geological Society of Japan
Winner: Fujii, M., Hayasaka, Y. and Terada, K.
Objective article: Island Arc, Volume 17, Issue 3, SHRIMP zircon and EPMA monazite dating of granitic rocks from the Maizuru terrane, southwest Japan: Correlation with East Asian Paleozoic terranes and geological implications.

Published Papers

Ghosh, Gautam; Bose, Sankar; Das, Kaushik; Dasgupta, Arnab; Yamamoto, Takafumi; Hayasaka, Yasutaka; Chakrabarti, Kalyan; Mukhopadhyay, Joydip
JOURNAL OF STRUCTURAL GEOLOGY   83 156-179   Feb 2016   [Refereed]
Deformational, metamorphic, monazite age and fabric data from Rengali Province, eastern India converge towards a multi-scale transpressional deformational episode at ca. 498-521 Ma which is linked with the latest phase of tectonic processes operat...
Chattopadhyay, Anupam; Das, Kaushik; Hayasaka, Yasutaka; Sarkar, Arindam
JOURNAL OF ASIAN EARTH SCIENCES   107 110-121   Aug 2015   [Refereed]
Sausar Fold Belt (SFB) in central India forms the southern part of the Central Indian Tectonic Zone (CITZ) - a crustal scale Proterozoic mobile belt dissecting the Indian craton, whose tectonothermal history and age is important for understanding ...
Palandzhyan, S. A.; Hayasaka, Y.
DOKLADY EARTH SCIENCES   464(1) 894-897   Sep 2015   [Refereed]
Based on the obtained zircon dating two major domains are recognized: Triassic and Late Neoproterozoic, with Early Paleozoic (Cambrian-Ordovician) and Middle Neoproterozoic dates. The Early Mesozoic-Late Permian zircon dates megaclaster characteri...
Miyazaki, Takashi; Kimura, Jun-Ichi; Senda, Ryoko; Vaglarov, Bogdan S.; Chang, Qing; Takahashi, Toshiro; Hirahara, Yuka; Hauff, Folkmar; Hayasaka, Yasutaka; Sano, Sakae; Shimoda, Gen; Ishizuka, Osamu; Kawabata, Hiroshi; Hirano, Naoto; Machida, Shiki; Ishi
GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS   16(9) 3309-3332   Sep 2015   [Refereed]
The source mantle of the basaltic ocean crust on the western half of the Pacific Plate was examined using Pb-Nd-Hf isotopes. The results showed that the subducted Izanagi-Pacific Ridge (IPR) formed from both Pacific (180-similar to 80 Ma) and Indi...
Shazia, J. R.; Harlov, D. E.; Suzuki, K.; Kim, S. W.; Girish-Kumar, M.; Hayasaka, Y.; Ishwar-Kumar, C.; Windley, B. F.; Sajeev, K.
LITHOS   236 1-15   Nov 2015   [Refereed]
Migmatised metapelites from the Kodaikanal region, central Madurai Block, southern India have undergone ultrahigh-temperature metamorphism (950-1000 degrees C; 7-8 kbar). In-situ electron microprobe Th-U-Pb isochron (CHIME) dating of monazites in ...


P-t path of sediment subduction-underplating exhumation process related to the formation of the Sambagawa schists.
Journal of Science= Hiroshima University= Series C   10 151-157   Apr 1994
Tectonic evolution of the Sambagawa schists and its implications in convergent margin processes
Journal of Science of the Hiroshima University= Ser.A   9(3) 495-595   Aug 1992
Geotraverse across the Southwest Japan ar
29th IGC Field Trip Guide Book   5 171-253   Apr 1992
Ophiolite Nappes and blueschists of the Inner zone of Southwest Japan
29th IGC Field Trip Guide Book   5 285-325   Apr 1992
Geotraverse across the Southwest Japan arc; an overview of tectonic setting of Southwest Japan
29th IGC Field Trip Guide Book   5 171-253   Apr 1992

Books etc

Tectonics and Metamorphism
T. Shimamoto , Y. Hayasaka, T. Shiota, M. Oda, T. Takeshita, S. Yokoyama and Y. Ohtomo (Part:Joint Editor)
Sobun   Dec 1996   ISBN:ISBN: 4916174011