*Tetsuya Yokoyama¹, Ryota Fukai^1,2, Yuichiro Nagai^1,2, Takafumi Hirata² (1.Department of Earth and Planetary Sciences, School of Science, Tokyo Institute of Technology, 2.Geochemical Research Center, The University of Tokyo)

*Takanori Bessho¹, Hiroyuki Suzuki², Toshiya Yamamoto³, Tohru Danhara⁴, Hideki Iwano⁴, Takafumi Hirata⁵ (1.Department of Geosciences Osaka City University, 2.Nanki Kumano Jeopark Center, 3.Tanabe Highschool, 4.Kyoto Fissin-Track Co., Ltd., 5.Tokyo University)

*Futoshi Nanayama^1,2, Mahito Watanabe¹, Toru Yamasaki¹, Hideki Iwano³, Tohru Danhara³, Takafumi Hirata⁴ (1.Geological Survey of Japan, AIST, 2.CWMD, Kumamoto University, 3.Kyoto Fission-Track Co. Ltd, 4.The University of Tokyo)

*Sota Niki¹, Hideki Iwano², Tsuyoshi Iizuka³, Takafumi Hirata¹ (1.Geochemical Research Center, School of Science, The University of Tokyo, 2.KYOTO FISSION-TRACK Co.Ltd, 3.Department of Earth and Planetary Science, The University of Tokyo)

*Hideki Iwano¹, Takafumi Hirata², Yuji Orihashi³, Tohru Danhara¹, Harutaka Sakai⁴ (1.Kyoto Fission-Track Co., Ltd., 2.Geochemical Research Center, University of Tokyo, 3.Hirosaki University, 4.Kyoto University)

*Kazuhiro Miyazaki¹, Takeshi Ikeda², Hideki Iwano³, Takafumi Hirata⁴, Tohru Danhara³ (1.Orogenic Processes Research Group, Institute of Geology and Geoinformation, Geological Survey of Japan/National Institute of Advanced Industrial Science and Technology, 2.Kyushu Univ., 3.Kyoto FT, 4.Tokyo Univ.)

*Fumiko Higashino¹, Tetsuo Kawakami², Shuhei Sakata³, Takafumi Hirata³ (1.Faculty of Science, Okayama University of Science, 2.Kyoto University, 3.The University of Tokyo)

*Yusuke Miyajima¹, Michal Jakubowicz², Jolanta Dopieralska³, Robert Jenkins⁴, Zdzislaw Belka², Takafumi Hirata¹ (1.Geochemical Research Center, Graduate School of Science, The University of Tokyo, 2.Isotope Laboratory, Adam Mickiewicz University, Poland, 3.Poznan Science and Technology Park, Adam Mickiewicz University Foundation, Poland, 4.Faculty of Geosciences and Civil Engineering, Institute of Science and Engineering, Kanazawa University, Japan)

*Hisashi Asanuma¹, Yoshiki Makino¹, Takafumi Hirata¹, Masahiro KAYAMA² (1.Geochemical Research Center, The University of Tokyo, 2.Department of General Systems Studies, The University of Tokyo)