Achievements 2023

>>FY2021 >>FY2022 >>FY2023

Mass Media
Press Release


  • Hormazábal, J., M. Moreno, F. Ortega‑Culaciati, J. C. Báez, C. Peña, C. Sippl, D, González‑Vidal, J. Ruiz, S. Metzger and S. Yoshioka(2023), Fast relocking and afterslip-seismicity evolution following the 2015 Mw 8.3 Illapel earthquake in Chile, Scientific Reports, 13, 18313,
  • Moreno, E. J., V. C. Manea, M. Manea, S. Yoshioka, N. Suenaga and A. D. Bayona Ordóñez(2023), Numerical modeling of subduction and evaluation of Philippine Sea Plate tectonic history along the Nankai Trough, Scientific Reports, 13, 18313,
  • Qu, R., Y. Ji, L. Liu, W. Zhu, Y, Zhu, C, Xie, S. Yoshioka, H. Faheem, and L. Ding(2023), Variation in the thermal and dehydration regime below Central America: Insights for the seismogenic plate interface, iScience, 26, 107936,
  • Bassett, D., G. Fujie, S. Kodaira, R. Arai, Y. Yamamoto, S. Henrys, D. Barker, A. Gase, H. van Avendonk, N. Bangs, H. Seebeck, B. Tozer, K. Jacobs, T. Luckie, D. Okaya and K. Mochizuki(2023), Heterogeneous crustal structure of the Hikurangi Plateau revealed by SHIRE seismic data: Origin and implications for plate boundary tectonics, Geophysical Research Letters,  50, e2023GL105674,
  • Takemura, S., Y. Hamada, H. Okuda, Y. Okada, K. Okubo, T. Akuhara, A. Noda, and T. Tonegawa(2023), A review of shallow slow earthquakes along the Nankai Trough, Earth, Planets and Space, 75, 164,
  • Arai, R., S. Miura, Y. Nakamura, G. Fujie, S. Kodaira, Y. Kaiho, K. Mochizuki, R. Nakata, M. Kinoshita, Y. Hashimoto, Y. Hamada and K. Okino(2023), Upper-plate conduits linked to plate boundary that hosts slow earthquakes, Nature Communications, 14, 5101,
  • Moutote, L., Y. Itoh, O. Lengliné, Z. Duputel and A. Socquet(2023), Evidence of a transient aseismic slip driving the 2017 Valparaiso earthquake sequence, from foreshocks to aftershocks, Journal of Geophysical Research: Solid Earth, 128, e2023JB026603,
  • Okuda, H., M. Kitamura, M. Takahashi and A. Yamaguchi(2023), Frictional properties of the décollement in the shallow Nankai Trough: Constraints from friction experiments simulating in-situ conditions and implications for the seismogenic zone, Earth and Planetary Science Letters, 621, 118357,
  • Wang, QY., WB. Frank, RE. Abercrombie and K. Obara and A. Kato(2023), What makes low-frequency earthquakes low frequency, Science Advances, 9(32), eadh3688,
  • Saito, T., and A. Noda(2023), Mechanically Coupled Areas on the Plate Interface in the Kanto Region, Central Japan, Generating Great Earthquakes and Slow-Slip Events, Bulletin of the Seismological Society of America,
  • Gase, A., N. Bangs, D. Saffer, S. Han, P. Miller, R. Bell, R. Arai, S. Henrys, S. Kodaira, R. Davy, L, Frahm and D. Barker(2023), Subducting volcaniclastic-rich upper crust supplies fluids for shallow megathrust and slow slip, Science Advances, 9, eadh0150,
  • Mukuhira, Y., M. Yang, T. Ishibashi, K. Okamoto, H. Moriya, Y. Kumano, H. Asanuma, S. A. Shapiro, J. L. Rubinstein, T. Ito, K. Yan and Y. Zuo(2023), Scaling Microseismic Cloud Shape During Hydraulic Stimulation Using In Situ Stress and Permeability, Journal of Geophysical Research: Solid Earth, 128,
  • Iwamoto, Kaya., N. Suenaga, S. Yoshioka, F. Ortega-Culaciati, M. Miller and J. Ruiz(2023), 3-D thermal structure and dehydration near the Chile Triple Junction and its relation to slab window, tectonic tremors, and volcanoes, Geoscience Letters, 10, 34,
  • Okuda, H., T. Hirose and A. Yamaguchi(2023), Potential role of volcanic glass-smectite mixtures in slow earthquakes in shallow subduction zones: Insights from low- to high-velocity friction experiments, Journal of Geophysical Research: Solid Earth, 128,
  • Nakata, R., N. Uchida, T. Hori, and R. Hino(2023), Recurrence intervals for M > 7 Miyagi-ken-Oki earthquakes during an M ~ 9 earthquake cycle, Progress in Earth and Planetary Science, 10, 34,
  • Ueda,T., and A. Kato(2023), Aftershocks following the 2011 Tohoku-Oki earthquake driven by both stress transfer and afterslip, Progress in Earth and Planetary Science, 10 (1), 1-14,
  • Kawabata, H., S. Yoshioka and F. Ortega-Culaciati(2023), Relationship between strain accumulation and release associated with recent slow slip events on the Japanese Islands, Earth and Planetary Science, 10,28,
  • Bangs, N. L., J. K. Morgan, R. E. Bell, S. Han, R. Arai, S. Kodaira, A. C. Gase, X. Wu, R. Davy, L. Frah, H. L. Tilley, D. H. N. Barker, J. H. Edwards, H. J. Tobin, T. J. Reston, S. A. Henrys, G. F. Moore, D. Bassett, R. Kellett, V. Stucker and B. Fry(2023), Slow slip along the Hikurangi margin linked to fluid-rich sediments trailing subducting seamounts, Nature Geoscience, 16, 505-512,
  • Tonegawa, T., and Y. Fukao(2023), Mesospheric pressure source from the 2022 Hunga, Tonga eruption excites 3.6-mHz air-sea coupled waves, Science Advances, 9(26), adg8036,
  • Nthaba, B., T. Ikeda, T. Tsuji and Y. Iio(2023), High-resolution three-dimensional azimuthal velocity anisotropy of S-waves in southern-central Japan, based on ambient noise tomography, Earth, Planets and Space, 75, 102,
  • Tsuji, T., T. Kobayashi, J. Kinoshita, T. Ikeda, T. Uchigaki, Y. Nagata, T. Kawamura, K. Ogawa, S. Tanaka and A. Araya(2023), Lunar active seismic profiler for investigating shallow substrates of the Moon and other extraterrestrial environments, ICARUS, 404, 115666,
  • Maeda, Y.(2023), A systematic survey for precursory tilt changes at all monitored eruptions in Japan, Journal of Volcanology and Geothermal Research, 439,
  • Iio, Y., S. Matsumoto, Y. Yamashita, S. Sakai, K. Tomisaka, M. Sawada, T. Iidaka, T. Iwasaki, M. Kamizono, H. Katao, A. Kato, E. Kurashimo, Y. Teguri, H. Tsuda and T. Ueno(2023), Spatial change in differential stress magnitudes around the source fault before intraplate earthquakes, Geophysical Journal International, 233(2), 1279-1295,
  • Miyazaki, K., J. Nakajima, N. Suenaga and S. Yoshioka(2023), Deep subduction of the Philippine Sea slab and formation of slab window beneath central Japan, Earth, Planets and Space, 75, 93,
  • Muramoto, T., Y. Ito, A. Miyakawa and N. Furuichi(2023), Strain and Stress Accumulation in Viscoelastic Splay Fault and Subducting Oceanic Crust, Geophysical Research Letters, 50, 11,
  • Andajani, R.D., T. Tsuji, T. Ikeda, S. Matsumoto, K. Kitamura and J. Nishijima(2023),  Tracking supercritical geothermal fluid distribution from continuous seismic monitoring, Scientific Reports,
  • Mukumoto, K., and T. Tsuji(2023), 3-D crustal shear wave velocity model derived from full-waveform tomography for Central Honshu Island, Japan, Geophysical Journal International, 235 (1),
  • Toh, A., Y. Capdeville, W.-C. Chi and S. Ide(2023), Strongly Scattering Medium Along Slow Earthquake Fault Zones Based on New Observations of Short-Duration Tremors, Geophysical Research Letters, 50,8,
  • Nomura, S., and Y. Ogata(2023), Cluster-based foreshock discrimination model with flexible time horizon and mainshock magnitudes,
  • Progress in Earth and Planetary Science, 10, 20,
  • Hashimoto, Y., A. Sakaguchi, T. Tsuji and K. Yamamoto(2023), Optimization of Drone-Based Surface-Wave Seismic Surveys Using a Multiple Traveling Salesman Problem, J. Robot. Mechatron., Vol.35 No.2, pp. 271-278,



  • Suzuki, T. and H. Matsukawa, “Effect of the upper limit of the porosity on variation of behavior of slow and fast earthquakes”, 日本地球惑星科学連合2023年大会, 2023/5/25
  • Kazuki Sawayama, Takuya Ishibashi, Fei Jiang and Takeshi Tsuji, “Rock physical modeling of sheared fractures: permeability-resistivity-seismic velocity relationship explored via digital rock physics approach”, 57th U.S. Rock Mechanics / Geomechanics Symposium, 2023/6/27
  • Takeshi Tsuji, “Portable Active Seismic Source (PASS) for continuous monitoring of CO2 storage and geothermal”, ICEG2023 Webinar on Geophysics in the Energy Transition (Society of Exploration Geophysicists (SEG)), 2023/5/23
  • 辻 健、Ahmad Ahmad、塚原 均、村上 文俊、青木 直史、阿部 進、三浦 卓也、新部 貴夫, “Portable Active Seismic Source (PASS)とBorehole DASデータを利用した貯留層連続モニタリングシステムの開発”, 日本地球惑星科学連合2023年大会, 2023/5/21
  • 青木 直史、越智 公昭、斎藤 秀雄、阿部 進、辻 健, “先進的CCS事業におけるモニタリングシステムの課題解決に向けた取り組み”, 日本地球惑星科学連合2023年大会, 2023/5/24
  • 出野 実、辻 健, “稠密地震計ネットワークで記録された雑微動の表面波解析による中越地域の3次元S波速度と異方性の推定”, 日本地球惑星科学連合2023年大会, 2023/5/21
  • 西島 潤、北村 圭吾、相澤 広記、石橋 純一郎、Prasitwuttisak Wipoo、辻 健、池田 達紀、副田 宜男、稲垣 陽大、斎藤 博樹, “統合物理探査による九重火山深部地下構造と地熱系概念モデル”, 日本地球惑星科学連合2023年大会, 2023/5/21
  • Chanmaly Chhun, Takeshi Tsuji, “Imaging of potential geothermal structures in Japan, New Zealand, and Kenya inferred from ambient noise and machine learning approaches”, 日本地球惑星科学連合2023年大会, 2023/5/21
  • 椋本 浩太、Capdeville Yann、Singh Sneha、辻 健, “Accounting for strong effects of sub-wavelength heterogeneities in full waveform inversion based on”, 日本地球惑星科学連合2023年大会, 2023/5/21
  • 澤山 和貴、辻 健, “岩石物性値を支配する特徴的な微細構造をデジタル岩石物理と機械学習から可視化する試み”, 日本地球惑星科学連合2023年大会, 2023/5/22
  • Takeshi Akuhara, Yusuke Yamashita, Hiroko Sugioka, Masanao Shinohara, “Locating tectonic tremors with uncertainty estimates: optimizing time- and amplitude-differences, wave propagation-based quality control, and Bayesian inversion”, 日本地球惑星科学連合2023年大会, 2023/5/24
  • 辻 健, “巨大化するモニタリング・モデリングデータの解析と解釈の自動化に向けて”, (基調講演), 令和5年度石油技術協会春季講演会, 2023/6/7
  • Ahmad Bahaa Ahmad, Takeshi Tsuji, “Development of a continuous active seismic system for monitoring geological storage with borehole DAS”, SPWLA 64th Annual Symposium, 2023/6/12
  • 服部 友貴, 熊谷 博之, 中野 誠之, 前田 裕太, John Londoño, “Relationship of very long period events and tremor to eruption processes at Nevado del Ruiz volcano, Colombia”, 日本地球惑星科学連合2023年大会, 2023/5/23
  • Marina Manea, Vlad Constantin Manea, Shoichi Yoshioka, Erika Jessenia Moreno and Nobuaki Suenaga, “Rheological segmentation of the Cocos slab and its relation with the 2017 M8.2 Tehuantepec earthquake”, 日本地球惑星科学連合2023年大会, 2023/5/23
  • Erika Moreno, Vlad Constantin Manea, Marina Manea, Nobuaki Suenaga andShoichi Yoshioka, “Numerical modeling of subduction and evaluation of the Philippine Sea plate tectonic history along the Nankai Trough”, 日本地球惑星科学連合2023年大会, 2023/5/24
  • Francisco H Ortega-Culaciati, Marcos Moreno, Hiroki Kawabata, Shoichi Yoshioka, Vicente Yañez-Cuadra, Felipe Donoso5、Juan Carlos Báez, Andrés Tassara and Joaquin Hormazabal, “Mosaicking Crustal Surface Morphostructure and Seismic Cycle Deformation Patterns in Chile and Japan using GNSS Velocities and Machine Learning”, 日本地球惑星科学連合2023年大会, 2023/5/24
  • Weiling Zhu, Yingfeng Ji and Shoichi Yoshioka, “Thermal regime and slab dehydration beneath the Izu-Bonin arc: Implications for fast and slow subduction earthquake”, 日本地球惑星科学連合2023年大会, 2023/5/25
  • Vlad Constantin Manea, Marina Manea, Shoichi Yoshioka, Erika Jessenia Moreno and Nobuaki Suenaga, “Slab diversity and segmentation along the Middle America Trench: a framework for understanding geodynamic processes of subduction”, 日本地球惑星科学連合2023年大会, 2023/5/26
  • Kaya Iwamoto, Nobuaki Suenaga, Shoichi Yoshioka and Francisco Hernan Ortega Culaciati, “3-D thermal structure and dehydration in the southern Chile subduction zone and relation to interplate earthquakes and the volcanic chain”, International Union of Geodesy and Geophysics (IUGG) 2023, 2023/7/18
  • 吉岡祥一, “アラスカ沈み込み帯におけるプレート境界地震イベントと3次元温度構造・脱水分布との関連性”, SF地震学B03班定例ミーティング, 2023/8/30
  • Nakata, R., T. Hori, H. Aochi, and S. Ide, “Numerical simulation with a multiscale circular patch model in the northern segment along the Japan Trench (III)”, 日本地球惑星科学連合2023年大会, 2023/5/25″
  • Shunichi Nomura and Masayuki Tanaka, “Forecasting Repeating Earthquakes with a Nonstationary Renewal Process”, 27th APRIA 2023 Annual Conference, 2023/8/1
  • 中田令子、堀高峰、青地秀雄、井出哲, “マルチスケール円形パッチモデルを用いた地震発生サイクルの数値シミュレーション”, 日本地震学会2023年秋季大会, 2023/10/31



  • 松田孟留, 日本統計学会”小川研究奨励賞”, 2023 link

Mass Media

  • 新井 隆太, “スロー地震発生領域から海底面までの流体経路発見”, 科学新聞, 2023/10/6
  • 新井 隆太, “日向灘の複雑な地殻構造、南海大地震の要因に 海洋機構など解明”, 日刊工業新聞, 2023/9/28, link
  • 小原 一成, “漫画家イエナガの複雑社会を超定義「なぜ地震って予知できないの?」”, NHK, 2023/9/1, link
  • 利根川 貴志, “ラム波・熱圏重力波結合 フンガ・トンガ噴火波動現象”, 日刊工業新聞, 2023/6/29, link
  • 小原 一成, “<ブレークスルー 2023>揺れを感じない「スロー地震」を次々に発見”, 東京新聞Web, 2023/5/28, link
  • 山口 哲生, “有吉のお金発見 突撃!カネオくん ここまで進化!?ガムテープのお金のヒミツ”, NHK, 2023/5/23, link

Press Release

  • 奥田花也、山口飛鳥, “南海トラフプレート境界断層の現場再現実験から断層のすべり特性を解明―スロー地震と巨大地震の発生メカニズムの解明に貢献―”, 大学記者会(東京大学)、文部科学記者会、科学記者会、高知県政記者クラブ、経済産業記者会、経済産業省ペンクラブ、中小企業庁ペンクラブ、資源記者クラブ、筑波研究学園都市記者会, 2023/9/21, link
  • 新井隆太, “プレート境界断層スロー地震発生域から海底面までつながる流体経路を発見 ―沈み込む海嶺が作る上盤プレート破砕帯のイメージングに成功―”, 文部科学記者会、科学記者会、神奈川県政記者クラブ、横須賀市政記者クラブ、青森県政記者会、むつ市政記者会、高知県政記者クラブ、沖縄県政記者クラブ、名護市駐在3社, 2023/9/20, link


  • 新井隆太, “ゆっくり地震と沈み込む海山――ニュージーランドでの地震の起こり方は日本と似ている?”, JAMSTEC BASE 研究者コラム, 2023/10/4, link
  • 新井隆太, “ニュージーランドでのプレート構造調査”, 日本科学未来館(海洋研究開発機構海域地震火山部門講演会), 2023/8/20, link
  • 辻  健, “大規模データを用いた先端探査技術:宇宙探査からCO2地中貯留まで”, 川崎市民アカデミー, 2023/7/7, 7/14
  • 辻  健, “CO2地中貯留に向けたモニタリング・モデリング技術”, TKP市ヶ谷カンファレンスセンター8B(東京), 2023/5/10