4:45 PM - 5:00 PM
*Kazunori Hayashi1, Akihiko Wakai2, Go Sato3, Takashi Kimura4, Ken T. Murata5, Akino Watanabe 2 (1.Okuyama Boring Co., Ltd., 2.Gunma University, 3.Teikyo Heisei University, 4.National Research Institute for Earth Science and Disaster, 5.National Institute of Information and Communications Technology)