Tohru Yoshinaga

Increased radon-222 in soil gas because of cumulative seismicity at active faults

Katsuaki Koike, Tohru Yoshinaga, Takayoshi Ueyama et al. · Earth Planets and Space · 2014 · 45 citations · Full text

Geotechnical Engineering, Geophysics, Active Faults +15

Characterizing long-term radon concentration changes in a geothermal area for correlation with volcanic earthquakes and reservoir temperatures: A case study from Mt. Aso, southwestern Japan

Katsuaki Koike, Tohru Yoshinaga, Hisafumi Asaue · Journal of Volcanology and Geothermal Research · 2014 · 31 citations

Geophysics, Volcano Monitoring, Volcanic Earthquakes +11

Controls on radon emission from granite as evidenced by compression testing to failure

Katsuaki Koike, Tohru Yoshinaga, Kenta Suetsugu et al. · Geophysical Journal International · 2015 · 30 citations · Full text

Radon Emission, Rock Testing, Exploration Geophysics +19

Seismicity controlled by resistivity structure: the 2016 Kumamoto earthquakes, Kyushu Island, Japan

Koki Aizawa, Hisafumi Asaue, Katsuaki Koike et al. · Earth Planets and Space · 2017 · 30 citations · Full text

Electrical conductive fluid-rich zones and their influence on the earthquake initiation, growth, and arrest processes: observations from the 2016 Kumamoto earthquake sequence, Kyushu Island, Japan

Koki Aizawa, Shinichi Takakura, Hisafumi Asaue et al. · Earth Planets and Space · 2021 · 28 citations · Full text

Geophysics, Rupture Initiation, Engineering +14