*Satoshi Matsumoto¹, Yuta Kawamura¹, Tomomi Okada², Miu Matsuno², Yoshihisa Iio³, Rick Sibson⁴, Martha Savage⁵, Kenny Graham⁵, Manami Suzuki ², Stephen Bannister⁶ (1.Institute of Seismology and Volcanology, Faculty of Sciences, Kyushu University, 2.Graduate of Science, Tohoku University, 3.Disaster Prevention Research Institute, Kyoto University, 4.Department of Geology, University of Otago, 5.Victoria Univesity of Wellington, 6.GNS Science)

*Shinya Kato¹, Yoshihisa Iio², Hiroshi Katao², Masayo Sawada², Kazuhide Tomisaka² (1.Kyoto University, 2.Disaster Prevention Research Institute Kyoto University)

*Miu Matsuno¹, Tomomi Okada¹, Satoshi Matsumoto², Yuta Kawamura², Yoshihisa Iio³, Tadashi Sato¹, Takashi NAKAYAMA¹, Satoshi Hirahara¹, Stephen C Bannister⁴, John Ristau⁴, Martha K Savage⁵, Clifford Thurber⁶, Rick Sibson⁷ (1.Research Center for Prediction of Earthquakes and Volcanic Eruptions Graduate School of Science, Tohoku University, 2.Institute of Seismology and Volcanology, Faculty of Sciences, Kyushu University, 3.Disater Prevention Research Institute, Kyoto University, 4.GNS Science, Lower Hutt, New Zealand, 5.Victoria University of Wellington, Wellington, New Zealand, 6.University of Wisconsin, Madison, 7.University of Otago, Dunedin, New Zealand )

*Yuki Noda¹, Yoshihisa Iio² (1.Kyoto University Graduate School of Science, 2.Kyoto University Disaster Prevention Research Institute)

*Ichiro Shiozaki¹, Tomofumi Uto¹, Makoto Uyeshima², hiroshi hataoka³, Hideki Murakami⁴, Naoto Oshiman⁵, Yoshihisa Iio⁵, Kazuya Ando⁶ (1.Graduate School of Engineering, Tottori University, 2.Earthquake Research Institute, University of Tokyo , 3.Technical Department, Tottori University, 4.Research and Education Faculty , Kochi University, 5.Disaster Prevention Research Institute, Kyoto University, 6.San'in Kaigan Geopark Museum of the Earth and Sea)

*Yoshihisa Iio¹, Satoshi Matsumoto², Joint aftershock observation group of the Central Tottori Prefecture earthquake¹ (1.Disater Prevention Research Institute, Kyoto University, 2.Institute of Seismology and Volcanology, Faculty of Sciences, Kyushu University)

*Aitaro Kato¹, Shin'ichi Sakai¹, Satoshi Matsumoto², Yoshihisa Iio³ (1.Earthquake Research Institute, the University of Tokyo, 2.Kyushu University, 3.Disaster Prevention Research Institute, Kyoto University)

*Yuta Kawamura¹, Satoshi Matsumoto¹, Tomomi Okada², Miu Matsuno², Yoshihisa Iio³, Tadashi Sato², Stephen Bannister⁴, John Ristau⁴, Martha Savage⁵, Clifford Thurber⁶, Richard Sibson⁷ (1.Kyushu University, 2.Tohoku University, 3.Kyoto University, 4.GNS Science, 5.Victoria University of Wellington, 6.University of Wisconsin - Madison, 7.University of Otago)

*Yuto Hayashida¹, Takumi Motokoshi¹, Satoshi Matsumoto², Yoshihisa Iio³, Shin'ichi Sakai⁴, Aitaro Kato⁴, Group for "0.1 manten" hyperdense seismic observation Group registration (1.Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University, 2.Institute of Seismology and Volcanology, Faculty of Sciences, Kyushu University , 3.Disaster Prevention Research Institute, Kyoto University, 4.Earthquake Research Institute, University of Tokyo)