*Mariko Iijima¹, Ko Yasumoto², Jun Yasumoto³, Akira Iguchi¹, Mina Hirose⁴, Atsushi Suzuki¹, Shugo Watabe² (1.National Institute of Advanced Industrial Science and Technology, 2.School of Marine Biosciences, Kitasato University, 3.Faculty of Agriculture, University of the Ryukyus, 4.Tropical Technology Plus)

*Ko Yasumoto¹, Mariko Iijima², Jun Yasumoto³, Takashi Nakamura⁴, Akira Iguchi², Mina Hirose⁵, Shugo Watabe¹ (1.Kitasato University School of Marine Biosciences, 2.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 3.Department of Regional Agricultural Engineering, Faculty of Agriculture, University of the Ryukyus, 4.Faculty of Science, University of the Ryukyus, 5.Tropical Technology Plus)

*Akira Iguchi¹, Eri Ikeuchi¹, Hiroki Kise¹, Kyoko Yamaoka¹, Atsushi Suzuki¹, Chisato Murakami² (1.National Institute of Advanced Industrial Science and Technology, 2.Deep Ocean Resources Development CO., LTD.)

*Tomo Kitahashi¹, Miyuki Nishijima², Akira Iguchi², Shunsuke Kondo¹, Atsushi Suzuki² (1. KANSO TECHNOS Co., Ltd., 2.National Institute of Advanced Industrial Science and Technology)