*Nozomi Hatano¹, Ritsuho Kawano², Kohki Yoshida², Yoshifumi Tanaka³, Shion Masaki⁴, Kotaro Hirose⁴ (1. Niigata University, 2. Shinshu University, 3. Palynosurvey Co., Ltd., 4. University of Hyogo)

*Shoji Mizuki¹, Kohki Yoshida¹, Babu Ram Gyawali², Bishow Raj Silwal³, Masaaki Shimada¹ (1. Shinshu University, 2. Pokhara University, 3. Department of Mines and Geology of Nepal)

*Kohki Yoshida¹, Masaaki Shimada², Nozomi Hatano⁵, B.R. Gyawali⁴, B R Silwal³ (1. Department of Geology, Faculty of Science, Shinshu University, 2. Graduate School of Science and Technology, Shinshu University, 3. Department of Mines and Geology, Nepal, 4. Pokhara University, Lumbini Engineering Management and Science College, Nepal, 5. Faculty of Science, Niigata University)

*Riko Omoto¹, Takeshi Hayashi², Osamu Nishikawa², Jiaqi Liu³, Tomochika Tokunaga³, Yuka Ito¹ (1. Osaka Metropolitan University, 2. Akita University, 3. The University of Tokyo)

*Sakurako Yabuta¹, Makoto Takeuchi², Hidekazu Yoshida³ (1. Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology (AIST), 2. Graduate School of Environmental Studies, Nagoya University, 3. Nagoya University Museum)

*Rion Tsuchiya¹ (1. Tokyo City University)

*Chizuko Nakagawa¹, Hajime Naruse¹ (1. Department of Geology and Mineralogy, Graduate School of Science, Kyoto University)

*Gen Sasamoto¹, Masaki Yamada¹, WATARU KOMATSU¹, Hajime Naruse² (1. Shinshu University, 2. Kyoto University)

*Seiya Hosoi¹, Hiroaki Tateno¹, Wenzhao DONG¹, Toshihiko Sugai¹ (1. Graduate School of Frontier Sciences, The University of Tokyo)

*Wenzhao DONG¹, Hiroaki Tateno¹, Toshihiko Sugai¹ (1. Department of Natural Environmental Studies, Institute of Environmental Studies, Graduate School of Frontier Science, The University of Tokyo)

*Atsunari Katsuki¹ (1. Nihon University)

*Keiji Yamada¹, Ryo Fujiwara¹, Masato Uchida¹, Keisuke Taniguchi¹ (1. National Institute of Technology, Tsuyama College)

*Miwa Yokokawa¹, Juki Kimura¹ (1. Osaka Institute of Technology)

*Keisuke Taniguchi¹, Ryo Fujiwara¹, Masato Uchida¹, Keiji Yamada¹ (1. National Institute of Technology, Tsuyama College)

*Noriaki Mori¹, Kenta Minamidate¹, Koki Nakata¹, Kazuhisa Goto² (1. The University of Tokyo, 2. Department of Earth and Planetary Science, The University of Tokyo)

*zheng jiaqi¹ (1. kyoto university)

*Atsuko Amano¹ (1. National institute of Advanced Industrial Science and Technology)