*Mizuki Suzuki¹, Saitou Osamu², Kaoru Kobayashi², Yuichi Takano³ (1. Affiliated Elementary School ,Ibaraki University , 2. Ibaraki University, 3. City of Hitachinaka)

*Yousuke Tajima¹, Tomohide OKADA¹, Masayuki Ochiai¹, Keiko Oshida¹, Mitsumasa Yoda¹ (1. College of Science and Technology, Nihon University)

*Yuka Kikuchi¹, Motohiro Ohno¹, Hiroyuki Kyokawa¹, Keita Ooiwa¹, Di Su¹, Yuya Takahashi¹, Kenji Watanabe¹ (1. The University of Tokyo)

*Kazuhiro Onuma¹, Tori Shimizu¹, Yuta Hirakawa¹, Anchi Cheng¹, Mingjin Jiang¹, Michihiko Nakamura¹ (1. Tohoku University)

*Ayuko Kurooka¹, Yasunori Hada², Motoyuki Ushiyama³ (1. University of Yamanashi, 2. Disaster and Environmentally Sustainable Administration Research Center,, 3. Center for integrated Research and Education of Naturai Hazards)

*Takashi Matsui¹ (1. Kyoto kogakuin High school)