Publications

Apr 29, 2026
research

First-authored Peer-Reviewed Papers

2025

  1. Ishizu, K., Goto, T. N., Fukahata, Y., Koike, K., Vachiratienchai, C., & Siripunvaraporn, W. (2025). Inversion algorithm determining sharp boundaries in electrical resistivity tomography. Geophysics, 90(3), 1–46. DOI πŸ”“ OA

  2. Ishizu, K., Ogawa, Y., Tseng, K.H., Kunitomo, T., Kitaoka, N., Caldwell, T.G., Minami, T., Serita, S., Ichihara, H., Bertrand, E.A., Heise, W. (2025). Controlled-source electromagnetic survey in a volcanic area: relationship between stacking time and signal-to-noise ratio and comparison with magnetotelluric data. Geophysical Journal International, 240(2), 1107–1121. DOI πŸ”“ OA

2024

  1. Ishizu, K., Oda, A., Goto, T., Kasaya, T., Watanabe, T., & Machiyama, H. (2024). Electrical resistivity tomography combined with seismic data estimates heterogeneous distribution of near-seafloor concentrated gas hydrates within gas chimneys. Scientific Reports, 14(1), 15045. DOI πŸ”“ OA

  2. Ishizu, K., Kasaya, T., Goto, T. N., Koike, K., Siripunvaraporn, W., Iwamoto, H., … & Ishibashi, J. I. (2024). A marine controlled-source electromagnetic application using towed and seafloor-based receivers capable of mapping seafloor and embedded massive sulfides. Geophysics, 89(3), E87–E99. DOI

2022

  1. Ishizu, K., Siripunvaraporn, W., Goto, T. N., Koike, K., Kasaya, T., & Iwamoto, H. (2022). A cost-effective three-dimensional marine controlled-source electromagnetic survey: exploring seafloor massive sulfides. Geophysics, 87(4), E219–E241. DOI

  2. Ishizu, K., Ogawa, Y., Nunohara, K., Tsuchiya, N., Ichiki, M., Hase, H., et al. (2022). Estimation of spatial distribution and fluid fraction of a potential supercritical geothermal reservoir by magnetotelluric data: A case study from Yuzawa geothermal field, NE Japan. Journal of Geophysical Research: Solid Earth, 127, e2021JB022911. DOI β˜… Top Downloaded Article (AGU, 2024)

2021

  1. Ishizu, K., Ogawa, Y., Mogi, T., Yamaya, Y., and Uchida, T. (2021). Ability of the magnetotelluric method to image a deep conductor: Exploration of a supercritical geothermal system. Geothermics, 96, 102205. DOI

  2. Ishizu, K., and Ogawa, Y. (2021). Offshore-onshore resistivity imaging of freshwater using a controlled-source electromagnetic method: A feasibility study. Geophysics, 86(6), E391–E405. DOI

2019

  1. Ishizu, K., Goto, T., Ohta, Y., Kasaya, T., Iwamoto, H., Vachiratienchai, C., Siripunvaraporn, W., Tsuji, T., Kumagai, H. and Koike, K. (2019). Internal structure of a seafloor massive sulfide deposit by electrical resistivity tomography, Okinawa Trough. Geophysical Research Letters, 46(20), 11025–11034. DOI πŸ”“ OA

  2. Ishizu, K., Vachiratienchai, C., Siripunvaraporn, W., Goto, T., Kasaya, T., & Iwamoto, H. (2019). Evaluations of effectiveness of marine deep-towed DC resistivity survey in investigation of seafloor massive sulfide deposits. Geophysical Exploration, 72, 122–138 (in Japanese). DOI

Co-authored Peer-Reviewed Papers

2025

  1. Ishitsuka, K., Ishizu, K., Watanabe, N., Yamaya, Y., Suzuki, A., Bandai, T., … & Sugimoto, T. (2025). Reliable and practical inverse modeling of natural-state geothermal systems using physics-informed neural networks: Three-dimensional model construction and assimilation with magnetotelluric data. JGR: Machine Learning and Computation, 2(3), e2025JH000683.

  2. Yamashita, N., Goto, T. N., Ishizu, K., Umakoshi, K., & Sasaki, H. (2025). Detailed resistivity structure by high-density AMT surveys in the geothermal area: A case study near Unzen volcanoes, Japan. Journal of Volcanology and Geothermal Research, 108466.

2022

  1. Yamaya, Y., Suzuki, Y., Murata, Y., Okamoto, K., Watanabe, N., Asanuma, H., Hase, H., Ogawa, Y., Mogi, T., Ishizu, K., Uchida, T. (2022). 3-D resistivity imaging of the supercritical geothermal system in the Sengan geothermal region, NE Japan. Geothermics, 103, 102412. DOI