*Masahiko Fujii¹, Tsuneo Ono², Makoto Yamada³, Manabu Ooue⁴, Takeru Ito⁴, Jen-Han Yang^1,5, Yu Horiuchi⁶, Hisashi Oiwane⁷, Masahide Wakita⁸, Shigeki Wada⁴ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Fisheries Resources Institute, Japan Fisheries Research and Education Agency, 3.Faculty of Economics, Ryukoku University, 4.Shimoda Marine Research Center, University of Tsukuba, 5.Institute of Ocean Technology and Marine Affairs, National Cheng Kung University, Taiwan, 6.Oita Himeshima Geopark Promotion Office, 7.Musuhi Inc., 8.Mutsu Institute for Oceanography, Japan Agency for Marine-Earth Science and Technology)

*Tsuneo Sasanuma^1,2, Kana Tamagawa^1,2, Yuki Sato¹, Noa Saito¹, Seiji Kishimoto^3,4 (1.Facluty of Agriculture, Yamagata University, 2.Graduate School of Agriculture, Yamagata University, 3.Faculty of Life Design, Tohoku Institute of Technology, 4.Mt. Chokai and Tobishima Island Geopark Promotion Council)

*AKIKO SATO^1,2 (1.Kaname Junior High School, 2.Children's Summer School on Seismology, Volcanology, and Geology)

*Kazuyuki Nakagawa¹, Masaru Yamaguchi² (1.Commentator ,Jiji Press, 2.Japan Geopark Academic Support Union)

*Noritaka Matsubara¹ (1.Graduate School of Regional Resource Management, University of Hyogo)