*Glen Snyder¹, Ryo Matsumoto¹, Shinsuke Aoki³, Adrian Bodenmann⁴, Sangekar Mehul⁴, Blair Thornton⁴, Hitoshi Tomaru², Satoko Owari², Minori Chikada², Robert Brant⁶, Daniel Doolittle⁷, Stefan Williams⁵, Oscar Pizarro⁵ (1.Gas Hydrate Research Lab, Meiji Univeristy, 2.Dept. Earth Sciences, Chiba University, 3.Graduate School of Agriculture, Meiji University, 4.Institute of Industrial Science, The University of Tokyo, 5.Australian Centre for Field Robotics, The University of Sydney, 6.CSnet International Inc., 7.Fugro GeoConsulting Inc.)

*Katsunori Yanagawa¹, Atsushi Tani², Naoya Yamamoto², Akihiro Hachikubo³, Akihiro Kano¹, Ryo Matsumoto⁴, Yohey Suzuki⁵ (1.Graduate School of Social and Cultural Studies, Kyushu University, 2.Department of Earth and Space Science, Graduate School of Science, Osaka University, 3.Environmental and Energy Resources Research Center, Kitami Institute of Technology, 4.Gas Hydrate Laboratory, Meiji University, 5.Department of Earth and Planetary Science, University of Tokyo)

*Ryo Matsumoto¹, Yoshitaka Kakuwa¹, Manabu Tanahashi¹, Yutaka Yanagimoto¹, Glen Snyder¹ (1.Gas Hydrate Laboratory, Organization for the Strategic Laboratory of Research and Intellectual Properties, Meiji University)

*Shiro Ohkawa¹, Akihiro Hiruta¹, Ryo Matsumoto¹ (1.Gas Hydrate Laboratory, Meiji University, Organization for the Strategic Coordination of Research and Intellectual Property)

*Takeshi Nakajima¹, Mikio Satoh¹, Mineo Hiromatsu², Shinsuke Aoki³, Yutaka Yanagimoto³, Ryo Matsumoto³ (1.Institute for Geo-Resources and Environment, Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 2.JAMSTEC, 3.Meiji University)

*Takeshi Oi¹, Mikio Satoh², Ryo Matsumoto¹ (1.Organization for the Strategic Coordination of Research and Intellectual Properties, Meiji University, 2.Insititute for Geo-Resource and Environment, Natural Institute of Advanced Industrial Science and Technology)

*Ryo Matsumoto¹, Takao Ebinuma², Akihiro Hiruta¹, Naoto Ishida¹, Hitoshi Tomaru³ (1.Organization for the Strategic Laboratory of Research and Intellectual Properties, Meiji University, 2.Methane Hydrate Science, Graduate School of Engineering, Tottori University, 3.Dept of Earth Science, Faculty of Science, Chiba University)

*Hitoshi Tomaru¹, Yuki Honda¹, Ryo Matsumoto² (1.Department of Earth Sciences, Chiba University, 2.Gas Hydrate Laboratory, Meiji University)

*Takao Ebinuma¹, Syu Kyouno², Yoshitaka Kakuwa³, Ryo Matsumoto³ (1.Methane Hydrate Science Course, Department of Management of Social Systems and Civil Engineering, Graduate School of Engineering, Tottori University, 2.OYO Corporation, 3.Gas Hydrate Research Laboratory, Organization for the Strategic Coordination of Research and Intellectural Properties, Meiji University)

*Yoshitaka Kakuwa¹, Akihiro Hiruta¹, Yoshihiro Kakizaki¹, Ryo Matsumoto¹ (1.Gas Hydrate Laboratory, Organization for the Strategic Coordination of Research and Intellectual Properties, Meiji University)

*Takaya Shimono¹, Ryo Matsumoto¹ (1.Gas Hydrate Research laboratory, Organization for the Strategic Coordination of Research and Intellectual Property, Meiji University)

*Atsushi Tani¹, Kyohei Yamada¹, Hitoshi Tomaru², Takeshi Oi³, Ryo Matsumoto³ (1.Graduate School of Science, Osaka University, 2.Graduate School of Science, Chiba University, 3.Gas Hydrate Laboratory, Meiji University)

*Shinsuke Aoki¹, Shinsuke Aoki¹, Kosuke Noborio², Ryo Matsumoto³ (1.Graduate School of Agriculture, Meiji Universiy, 2.School of Agriculture, Meiji Universiy, 3.Gas Hydrate Laboratory, Organization for the Strategic Laboratory of Research and Intellectual Properties, Meiji University)

*Naoto Ishida¹, Hideki Numanami², Ryo Matsumoto¹ (1.Gas Hydrate Research Laboratory, Organization for the Strategic Coordination, Meiji University, 2.Faculty of Home Economics, Department of Home Economics, Tokyo Kasei Gakuin University)

*Hideki Numanami¹, Remi Warabi², Hitoshi Tomaru³, Mikio Satoh⁴, Ryo Matsumoto² (1.Department of Modern Home Economics, Faculty of Contemporary Human Life Science, Tokyo Kasei Gakuin University, 2.Organization for the Strategic Coordination of Research and Intellectual Properties, Meiji University, 3.Department of Earth Sciences, Chiba University, 4.National Institute of Advanced Industrial Science and Technology)

*AKARI FUKUDA¹, HIDEKI Numanami², Yohey Suzuki³, Ryo Matsumoto¹ (1.Organization for the Strategic Coordination of Research and Intellectual Properties, Meiji University, 2.Department of Home Economics, Faculty of Home Economics, Tokyo Kasei-Gakuin University, 3.Department of Earth and Planetary Science, Graduate School of Science, the University of Tokyo)

*Mikio Satoh¹, Takeshi Oi², Mineo Hiromatsu³, Ryo Matsumoto² (1.Institute for Geo-Resources and Environment, Geological Survey of Japan, AIST, 2.Organization for the Strategic Coordination of Research and Intellectual Properties, Meiji University, 3.Center for Earth Information Science and Technology, JAMSTEC)

*Takashi Uchida¹, Hiroki Sakai¹, Sena Horiuchi¹, Ryo Matsumoto² (1.Akita Univesity Faculty of Engineering and Resource Science, 2.Meiji University)

*Takeshi Oi¹, Fumio Akiba², Ryo Matsumoto¹ (1.Organization for the Strategic Coordination of Research and Intellectual Properties, Meiji University, 2.Diatom Minilabo Akiba Company Limited)

*Mahsa Saeidi Ortakand¹, Ryo Matsumoto¹ (1.Meiji Univ.)

*Ryo Matsumoto¹, Akihiro Hiruta¹, Yoshihiro Kakizaki¹ (1.Organization for the Strategic Laboratory of Research and Intellectual Properties, Meiji University)

*Yoshihiro Kakizaki¹, Tsuyoshi Ishikawa², Tatsuya Kawai³, Akihiro Hiruta¹, Ryo Matsumoto¹ (1.Gas Hydrate Research Laboratory, Organization for Strategic Coordination, Meiji University, 2.Kochi Institute for Core Sample Research, JAMSTEC, 3.Department of Marine & Earth Sciences, Marine Works Japan Ltd.)

*Ryousuke Nakajima¹, Hitoshi Tomaru¹, Ryo Matsumoto², Yuki Honda¹ (1.Chiba University, 2.Meiji University)

*Ryohei Kameda¹, Hirose Natsumi¹, Hitoshi Tomaru¹, Ryo Matsumoto² (1.Faculty of Science,Chiba University, 2.Organization for the Strategic Laboratory of Research and Intellectual Properties, Meiji University)

*Natsumi Hirose¹, Ryohei Kameda¹, Hitoshi Tomaru¹, Ryo Matsumoto² (1.Department of Science, Chiba University, 2.Organization for the Strategic Laboratory of Research and Intellectual Properties, Meiji University)

*Yuki Honda¹, Hitoshi Tomaru¹, Satoko Owari¹, Ryo Matsumoto² (1.Chiba University, 2.Meiji University)

*Satoko Owari¹, Hitoshi Tomaru¹, Ryo Matsumoto² (1.Chiba University, 2.Organization for the Strategic Laboratory of Research and Intellectual Properties, Meiji University)

*Minori Chikada¹, Hitoshi Tomaru¹, Ryo Matsumoto² (1.Faculty of Science, Chiba University, 2.Organization for the Strategic Laboratory of Research and Intellectual Properties, Meiji University)

*Miyahara Reina¹, Taiki Mori¹, Akihiro Kano¹, Satoko Owari², Hitoshi Tomaru², Yoshihiro Kakizaki³, Yoshitaka Kakuwa³, Ryo Matsumoto³ (1.Kyushu University Graduate School of Integrated Sciences for Global Society, 2.Chiba University, 3.Meiji University)

*Takumi Imajo¹, Junpei Hashiguchi¹, Takeshi Kobayashi¹, Chiaki Imada¹, Takeshi Terahara¹, Ryo Matsumoto² (1.Graduate School of Marine Science and Technology, Tokyo University of Marine Science and Technology, 2.Meiji University)