[SVC48-11] Holocene eruption history of the Motoshirane Pyroclastic Cone Group, Kusatsu-Shirane Volcano *Aki Nigorikawa, Yasuo Ishizaki1, Nobuko Kametani2, Mitsuhiro Yoshimoto3, Akihiko Terada4, Kenta Ueki5, Kentaro Nakamura6 (1.Graduate School of Science and Engineering, University of Toyama, 2.Graduate School of Science and Engineering for Education, University of Toyama, 3.Mount Fuji Research I