*Yasuhiko TAMURA¹, Yuichi S. Hayakawa², Masashi Morita³, Chiaki T. Oguchi⁴, Keisuke Ogata⁵, Takuro Ogura⁶ (1.The Executive Committee for the Preservation of TAYA CAVERN , 2.Faculty of Environmental Earth Science, Hokkaido University, 3.Faculty of Urban Innovation, Division of Urban Innovation, Yokohama National University, 4.Graduate School of Science and Engineering, Saitama University, 5.Department of Cultural Property, School of Literature, Tsurumi University, 6.Graduate School of Education, Hyogo University of Teacher Education)

*Takahisa Furuichi^1,2, Atsuko Amano³, Yoshiko Ogawa⁴, Kazuyoshi Moriya⁵, Yasuhiro Fujimitsu⁶, Naoko Nagumo⁷, Chiaki T. Oguchi⁸, Keiko Konya⁹, Wonsuh Song⁵ (1.Forestry and Forest Products Research Institute, 2.Univeristy of the Sunshine Coast, 3.National Institute of Advanced Industrial Science and Technology, 4.The University of Aizu, 5.Waseda University, 6.Kyushu University, 7.Public Works Research Institute, 8.Saitama University, 9.Japan Agency for Marine-Earth Science and Technology)

Naoko Nagumo², Junko Iwahashi³, Asami Hada⁴, Takahisa Furuichi⁵, *Chiaki T. Oguchi¹ (1.Institute for Environmental Science and Technology, Graduate School of Science and Engineering, Saitama University, 2.International Centre for Water Hazard and Risk Management, Public Works Research Institute , 3.GSI of Japan, 4.Ryukyu University, 5.Forestry and Forest Products Research Institute)

*Yu Takagi¹, Takuro Ogura², Yasuhiko TAMURA³, Chiaki T. Oguchi⁴, Yuichi S. Hayakawa⁵, Masato Sato⁶, Tsuyoshi Hattanji⁷ (1.Graduate School of Science and Technology, Degree Programs in Life and Earth Sciences, University of Tsukuba, 2.Graduate School of Education, Hyogo University of Teacher Education, 3.The Executive Committee for the Preservation of TAYA CAVERN, 4.Graduate School of Science and Engineering, Saitama University, 5.Faculty of Environmental Earth Science, Hokkaido University, 6.National Research Institute for Earth Science and Disaster Resilience, 7.Faculty of Life and Environmental Sciences, University of Tsukuba)

*Yasuhiko TAMURA¹, Chiaki T. Oguchi³, Yuichi S. Hayakawa², Takuro Ogura⁴ (1.The Executive Committee for the Preservation of TAYA CAVERN , 2.Faculty of Environmental Earth Science, Hokkaido University, 3.Graduate School of Science and Engineering, Saitama University, 4.Graduate School of Education, Hyogo University of Teacher Education)

Reon Goto², *Chiaki T. Oguchi¹ (1.Institute for Environmental Science and Technology, Graduate School of Science and Engineering, Saitama University, 2.Department of Engineering, Saitama University)

*Yuzuki Kudo¹, Celine Elise Schneider², Chiaki T. Oguchi³, Camille BROCCOLATO², Carla PANI⁴ (1.Department of Engineering, Saitama University, 2.Université de Reims-Champagne-Ardenne, 3.Saitama University, 4.ROCAMAT)

Mizuki Kasuga², *Chiaki T. Oguchi¹ (1.Institute for Environmental Science and Technology, Graduate School of Science and Engineering, Saitama University, 2.Department of Engineering, Saitama University)

Keishin Takahashi², *Chiaki T. Oguchi¹ (1.Institute for Environmental Science and Technology, Graduate School of Science and Engineering, Saitama University, 2.Department of Engineering, Saitama University)