"Asami Honda,Wataru Kanda,Takao Koyama,Shinichi Takakura,Yasuo Matsunaga,Tatsuji Nishizawa,Satoshi Ikezawa","AN AUDIO-FREQUENCY MAGNETOTELLURIC SURVEY AROUND THE CRATERS OF THE 2018 ERUPTION AT MT. MOTOSHIRANE, JAPAN",,"18th Annual Meeting of the Asia Oceania Geosciences Society",,,,,2022,Aug.
"Yasuo Matsunaga,Wataru Kanda,Takao Koyama,Shinichi Takakura,Tatsuji Nishizawa","Large-scale magmatic?hydrothermal system of Kusatsu-Shirane Volcano, Japan, revealed by broadband magnetotellurics",,"Journal of Volcanology and Geothermal Research",,"Vol. 429",,"pp. 107600",2022,June
"Takao Koyama,神田径,Mitsuru Utsugi,Takayuki Kaneko,Takao Ohminato,Atsushi Watanabe,Hiroshi Tsuji,Taro Nishimoto,Alexey  Kuvshinov,Yoshiaki Honda","Summary: Aeromagnetic survey in Kusatsu-Shirane Volcano, central Japan, by using an unmanned helicopter",,"2021年度Conductivity Anomaly研究会論文集",,,,"p. 63",2022,Mar.