*Akira Iguchi^1,7, Atsushi Suzuki^1,7, Mariko Iijima¹, Jun Yasumoto², Takashi Nakamura³, Kazuhiko Sakai⁴, Ko Yasumoto⁵, Nanami Mizusawa⁵, Naoki H. Kumagai⁶ (1.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 2.Faculty of Agriculture, University of the Ryukyus,, 3.Faculty of Science, University of the Ryukyus, 4.Tropical Biosphere Research Center, University of the Ryukyus, 5.School of Marine Biosciences, Kitasato University, 6.Center for Climate Change Adaptation, National Institute for Environmental Studies, 7.Research Laboratory on Environmentally-conscious Developments and Technologies [E-code])

*Jun Yasumoto¹, Ko Yasumoto², Mariko Iijima³, Ryogo Takada⁴, Akira Iguchi³, Takashi Nakamura⁵, Kazuhiko Sakai⁶, Shugo Watabe², Ryuichi Shinjo⁷, Yasuhiro Tawara⁸, Mina Yasumoto Hirose⁹, Bam H. N. Razafindrabe¹ (1.Faculty of Agriculuture, University of the Ryukyus, 2.School of Marine Biosciences, Kitasato University, 3.National Institute of Advanced Industrial Science and Technology (AIST), 4.Center for Strategic Research Projects, University of the Ryukyus, 5.Faculty of Science, University of the Ryukyus, 6.Tropical Biosphere Research Center, University of the Ryukyus, 7.Research Institute for Humanity and Nature (RIHN), 8.Geosphere Environmental Technology Corp., 9.Tropical Technology Plus)

*Ayumi Maeda¹, Miyuki Nishijima¹, Akira Iguchi¹, Atsushi Suzuki¹, Jumpei Minatoya² (1.Geological Survey of Japan, 2.Japan Oil, Gas and Metals National Corporation All Rights)

*Yuki Ota¹, Ryo Mukai², Tomo Aoyagi¹, Tomoyuki Hori¹, Akira Iguchi¹, Miyuki Nishijima¹, Atsushi Suzuki¹, Masahiro Suzumura¹ (1.National Institute of Advanced Industrial Science and Technology, 2.Marine Biological Research Institute of Japan Co., Ltd.)

*Akira Iguchi^1,2, Miyuki Nishijima¹, Eri Ikeuchi^1,2, Taiga Kunishima³, Hiroyuki Yokooka⁴, Hideki Sugishima^5,6, Kazumasa Ikeda⁵, Ryuichi Miwa⁶, Yoshiro Sekido⁷, Nozomu Iwasaki⁸, Masahiro Suzumura⁹, Ayumi Tsukasaki⁹, Yuichiro Tanaka¹, Shogo Kato⁴, Jumpei Minatoya¹⁰, Nobuyuki Okamoto¹⁰, Travis Washburn¹, Atsushi Suzuki^1,2 (1.Geological Survery of Japan, National Institute of Advanced Industrial Science and Technology, 2.Research Laboratory on Environmentally-conscious Developments and Technologies [E-code], AIST, 3.Wakayama Prefectural Museum of Natural History, 4.IDEA Consultants, Inc., 5.Okamoto Glass Co., Ltd., 6.Kaiyo Engineering Co., Ltd., 7.Marine Biological Research Institute of Japan Co., Ltd., 8.Faculty of Geo-Environmental Science, Rissho University, 9.Environmental Management Research Institute, AIST, 10.Japan Oil, Gas and Metals National Corporation)

*Hiroki Kise¹, AKIRA IGUCHI^1,2, TAKUJI IKEGAMI³, YOSUKE ONISHI³, KOICHI GOTO³, YUICHIRO TANAKA¹, TRAVIS W. WASHBURN¹, MIYUKI NISHIJIMA¹, TAIGA KUNISHIMA^1,4, SHOGO KATO⁵, TAKAAKI MATSUI⁶, NOBUYUKI OKAMOTO⁷, ATSUSHI SUZUKI^1,2 (1.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology (AIST), 2.Research Laboratory on Environmentally-conscious Developments and Technologies [E-code], National Institute of Advanced Industrial Science and Technology (AIST), 3.KANSO CO., LTD, 4.Wakayama Prefectural Museum of Natural History, 5.IDEA Consultants, Inc., 6.Marine Biological Research Institute of Japan CO., LTD, 7.Japan Oil, Gas and Metals National Corporation (JOGMEC))

*Travis William Washburn¹, Akira Iguchi¹, Kyoko Yamaoka¹, Yosuke Onishi², Nobuyuki Okamoto^3,4, Atsushi Suzuki¹ (1.National Institute of Advanced Industrial Science and Technology, 2.KANSO Co., LTD, 3.Japan Oil, Gas and Metals National Corporation, 4.Kobe University)