*Natsue Abe^1,2, Kohei Hatakeyama³ (1.Mantle Drilling Promotion Office, MarE3, Japan Agency for Marine-Earth Science and Technology , 2.Graduate School of Natural Science& Technology, Kanazawa University, 3.Meisei University)

*Natsue Abe^1,2, Keishi Okazaki³, Ikuo Katayama⁴, Kohei Hatakeyama⁵, Yuya Akamatsu⁴, Kumpei Nagase⁴ (1.Mantle Drilling Promotion Office, MarE3, Japan Agency for Marine-Earth Science and Technology , 2.Graduate School of Natural Science& Technology, Kanazawa University, 3.KCC, X-Star, Japan Agency for Marine-Earth Science and Technology , 4.Hiroshima University, 5.Meisei University)

*Katsuyoshi Michibayashi^1,2, Suzu Saito⁸, Kakihata Yuki¹, Yumiko Harigane³, Atsushi Okamoto⁴, Ryosuke Oyanagi⁵, Kohei Hatakeyama^6,7, Ikuo Katayama⁶, Osamu Ishizuka³, Shigeaki Ono² (1.Nagoya University, 2.JAMSTEC, 3.GSJ/AIST, 4.Tohoku University, 5.Kokushikan University, 6.Hiroshima University, 7.Meisei University, 8.Shizuoka University)

*Yuya Akamatsu¹, Kumpei Nagase¹, Natsue Abe², Keishi Okazaki², Kohei Hatakeyama³, Ikuo Katayama¹ (1.Hiroshima University, 2.JAMSTEC, 3.Meisei University)