*Kohki YOSHIDA¹, Nozomi HATANO¹, Saori MORI¹, Shiori IRIE², Yoshiko ADACHI³ (1.Shinshu University, 2.Inpex Cooperation, 3.Center for Transdisciplinary Research, Niigata University)

*Yuki KUSANO¹, Keitaro KITAMURA¹, Yoshiko ADACHI², Ryuichi SHINJO³, Susumu UMINO¹, Sumio MIYASHITA² (1.Kanazawa University, 2.Niigata University, 3.University of Ryukyus)

*Ryu KANEKO¹, Yoshiko ADACHI², Sumio MIYASHITA² (1.Graduate School of Science and Technology, Niigata University, 2.Niigata University)

*Nobutaka TSUCHIYA¹, Tomoyo TAKEDA¹, Jun SASAKI¹, Tatsuro ADACHI², Nobuhiko NAKANO², Yasuhito OSANAI², Yoshiko ADACHI³ (1.Iwate University, 2.Kyushu University, 3.Niigata University)

*Satoshi OKAMURA¹, Mitsuru INABA², Takanori YOSHIDA¹, Yoshiko ADACHI³, Ryuichi SHINJO⁴, Yasuo IKEDA⁵ (1.Sapporo, Hokkaido Educ. Univ., 2.Japan Petroleum Exploration Co., Ltd., 3.Faculty of Science. Niigata Univ., 4.Faculty of Science. Univ. Ryukyus, 5.Kushiro, Hokkaido Educ. Univ.)

*Jun SASAKI¹, Nobutaka TSUCHIYA¹, Tatsuro ADACHI², Nobuhiko NAKANO², Yasuhito OSANAI², Yoshiko ADACHI³ (1.IwateUniversity, 2.KyushuUniversity, 3.NiigataUniversity)

*Takanori YOSHIDA¹, Satoshi OKAMURA¹, Izumi SAKAMOTO², Yoshiko ADACHI³, Yasuo IKEDA⁴, Ryuichi SHINJO⁵, Makoto SUGAWARA⁶ (1.Hokkaido University of Education Sapporo, 2.Tokai University, 3.Niigata University, 4.Hokkaido University of Education Kushiro, 5.Ryukyu University, 6.Mitsubishi Materials Techno Corporation)

*Takanori YOSHIDA¹, Satoshi OKAMURA¹, Izumi SAKAMOTO², Yoshiko ADACHI³, Yasuo IKEDA⁴, Ryuichi SHINJO⁵, Makoto SUGAWARA⁶ (1.Hokkaido University of Education Sapporo, 2.Toukai University, 3.Niigata University, 4.Hokkaido University of Education Kushiro, 5.Ryukyu University, 6.Mitsubishi Materials Techno Corporation)