研 究 成 果 Research Results

Yaguchi Muga, Terada Akihiko, Ohba Takeshi.
Can volcanic activation be identified from the geochemistry of surface discolored water in the active crater lake Yugama at Kusatsu-Shirane volcano, Japan? -Example from July 2025.

Koki Aizawa, Dan Muramatsu, Kaori Tsukamoto, Yoshiko Teguri, Takao Koyama, Mitsuru Utsugi, Wataru Kanda, Tasuku Inomata, Hiromichi Shigematsu, Hiroshi Shimizu.
Trans-crustal magma plumbing system of Kirishima volcanic complex as inferred from dense broadband magnetotelluric observations.
Earth, Planets and Space. Vol.78, Mar.2026.
https://doi.org/10.1186/s40623-026-02390-2

Yunhao Zhang, Daiki Sato, Yinli Chen, Jinhua She, Kou Miyamoto.
A response-spectra-based design method for LQR control of active base-isolated buildings with bilinear oil dampers.
Journal of Sound and Vibration, Vol.624, Mar.2026.
https://doi.org/10.1016/j.jsv.2025.119618

Kaya-Eken Tulay, Yasuo Ogawa, Yoshiya Usui, Takafumi Kasaya, M. Kemal Tunçer, Yoshimori Honkura, Naoto Oshiman, Masaki Matsushima, Weerachai Siripunvaraporn.
3-D electromagnetic imaging of highly deformed fluid-rich weak zones and locked section of the North Anatolian fault beneath the Marmara Sea.
Geology, Dec. 2025.
https://doi.org/10.1130/G52995.1

Hiromasa Kawada, Wataru Kanda, Masahiro Ichiki, Hiroki Nagaike, Tatsuki Ishigo.
Spatial extent and eruptive potential of hydrothermal system at Numanotaira Crater, Adatara Volcano, Japan, inferred from shallow resistivity structure and diffuse soil gas flux measurement.
Earth, Planets and Space, Nov. 2025.
https://doi.org/10.1186/s40623-025-02294-7

Jasinda Clarissa, Susumu Kono, David Mukai, Trevor Zhiqing Yeow, Taku Obara, Kiyoshi Miyahara.
Experimental investigation and development of design equation for circular hollow precast high-strength concrete-filled steel tube piles under uniaxial compressive loading.
Engineering Structures (Elsevier), Vol.343, Nov. 2025
https://doi.org/10.1016/j.engstruct.2025.121276

Jian Li, Jianxin Liu, Yasuo Ogawa, Rongwen Guo, Xulong Wang, Yongfei Wang, Keke Zhou, Jingdao Xu.
3D magnetotelluric inversion using an adaptive algebraic multi-resolution sampling approach.
Geophysics. 90. 6. E225–E239, Nov. 2025.
https://doi.org/10.1190/geo2024-0909.1

Terada A, Sekido A..
Reconstructing past volcanic plume activity of Kusatsu–Shirane volcano, Japan, using historical drawings of the Kusatsu spa area.
Bull. Volcanology. Vol. 87, Oct.2025
https://doi.org/10.1007/s00445-025-01890-5

Usui, Y., Uyeshima, M., Shinya Sakanaka, Yusuke Yamaya, Ogawa, Y., Ichiki, M., Honkura, Y., Kuroki, H., Group for MT observation around the Northern Kanto area.
Crustal fluids and their relation to seismic activities in the Nikko-Ashio area of Northeastern Japan inferred by electrical resistivity imaging.
Tectonophysics, Vol.77 Springer Nature, Oct.2025.
https://doi.org/10.1016/j.tecto.2025.230958

Puwis Amatyakul, Songkhun Boonchaisuk, Patchawee Nualkhao, Yasuo Ogawa, Weerachai Siripunvaraporn.
Retrospective earthquake spatial forecasting:magnetotelluric insights into fluid-driven intraplate seismicity in northern Thailand from 1994 to 2024.
Earth, Planets and Space. Vol.77. Springer Nature, Oct 2025.
https://doi.org/10.1186/s40623-025-02301-x

Shoichi Kishiki, Emine Kose, Sanako Doi, Miku Kurosawa, Naoya Wakita, Hiroshi Nakamura.
Experimental Evaluation of Bearing Stress Capacity of Simplified Concrete Bearing Pads Representing Substructures Under Spherical Sliding Bearings.
Engineering Structures Vol.77. Sept.2025.
https://doi.org/10.1016/j.engstruct.2025.120615

Kyungjin Kim, Kusunoki, Yusuke Maida, Trevor Zhiqing Yeow.
Proposal and Validation of an Equivalent Damping Equation for Predicting the Response of Damaged RC Buildings in Aftershocks Using E-Defense Data of a Three-Story Building.
Earthquake Engineering & Structural Dynamics. Vol. 54. Issue 40. pp. 2419-2432, Aug.2025.
https://doi.org/10.1002/eqe.4368

Vladimir Vukobratovic, Trevor Zhiqing Yeow, Kusunoki.
Jerk-based damage assessment and classification in RC frame buildings exposed to seismic actions.
Bulletin of Earthquake Engineering.
Aug.2025.
https://doi.org/10.1007/s10518-025-02258-y

Akihiko Terada, Kuwahara Tomoyoshi.
Yugama Crater Lake: A Sensitive Window into the Magmatic–Hydrothermal System of Kusatsu-Shirane Volcano.
Kusatsu-Shirane Volcano, Active Volcanoes of the World. Springer Cham, pp. 61-81, July 2025.
https://doi.org/10.1007/978-3-031-86137-6_4

Jundong Wu, Xinyu Nie, Yawu Wang, Chun-Yi Su, Daiki Sato, Jinhua She.
Trajectory Tracking Control Employing Nonlinear Compensator and State Observer for Photothermal-Driven Liquid Crystal Elastomer Actuator.
IEEE Transactions on Cybernetics. PP(99):1-10, July 2025.
https://doi.org/10.1109/TCYB.2025.3586002

Dave Montellano Osabel, Kazuhiko Kasai, Daiki Sato.
Understanding of Full-Scale Viscoelastic Damper Behavior Under Long-Duration Loading and Formulation of Similarity Rules for Scaled Dampers.
Earthquake Engineering & Structural Dynamics. Vol. 54. Issue 11. pp. 2690-2710, July 2025.
https://doi.org/10.1002/eqe.4382

Daiki Sato, Chengrui Luo, Kazuhiko Kasai, Masaki Minoji, Shugo Takahashi, Dave Montellano Osabel, Alex Shegay, Kazuhiro Saburi, Tatsuhiko Maeda, Hiroyuki Masuda, Kazuki Watai.
Performance evaluation in connection-head-gapped braced frame: Reduced-scale static test and numerical simulation
ournal of Constructional Steel Research. Vol. 229, June 2025.
https://doi.org/10.1016/j.jcsr.2025.109477

Usui, Y., Uyeshima, M., Sakanaka, S., Hashimoto, T., Ichiki, M., Kaida, T., Yamaya, Y., Ogawa, Y., Masuda, M., Akiyama, T..
Application of the fast and robust bootstrap method to the uncertainty analysis of the magnetotelluric transfer function.
Geophysical Journal International, Vol.242, ggaf162, May 2025.
https://doi.org/10.1093/gji/ggaf162

Sometrey Mey, Ichiro Hirano, Andreea Dutu, Mihai Niste, Daniel Mocanescu, Shoichi Kishiki.
Extensive experimental study on five types of paianta walls – StrongPa project.
Engineering Structures, Vol.331. May 2025
https://doi.org/10.1016/j.engstruct.2025.120003

Hikaru Iwamori, Yasuo Ogawa, Tomomi Okada, Tohru Watanabe, Hitomi Nakamura, Tatsu Kuwatani, Kenji Nagata, Atsushi Suzuki, Masahiro Ichiki.
Geofluid mapping reveals the connection between magmas, fluids, and earthquakes.
communications earth & environment. Vol. 6. Springer Nature, May 2025.
https://doi.org/10.1038/s43247-025-02351-9

Sibaja BJ, Alfaro-Solís R, Martínez CM, Godfrey I, Terada A, Rodríguez A, Avard G, Alvarado IG.
Hyperacid lake monitoring from Poás Volcano, Costa Rica, using UAV (Unmanned Aerial Vehicle),
Pure and Applied Chemistry. May 2025.
https://doi.org/10.1515/pac-2025-0427

宮本 滉大, 佐藤 大樹, 陳 引力, 田中 英之, 曽根 孝行, 今野 大輔, 渡井 一樹.
地震および風応答時における超高層建物に付加した履歴型ダンパーの疲労損傷度の評価.
日本建築学会技術報告集, Vol.32.No.80.pp. 110-115, Feb. 2026.

清谷 直生, 佐藤 大樹, 普後 良之, 陳 引力.
超高層免震建物の観測記録に基づく再現期間1年風速および居住性評価.
日本建築学会技術報告集, Vol.32.No.82.pp. 92-97, Feb.2026.
https://doi.org/10.3130/aijt.32.92

崎谷 俊太, 佐藤 大樹, 陳 引力, 三須 基規, 稲井 慎介, 桑 素彦, 川又 哲也, 得能 将紀, 丸尾 純也.
風応答を対象とした弾性すべり支承解析モデルにおける弾性領域の精度向上のための数値計算アルゴリズムの修正.
日本建築学会技術報告集, Vol.32.No.80.pp. 116-120, Feb.2026.

メイ ソーメートレイ, 吉敷 祥一, 浅井 英克, 長谷川 隆, 西澤 淳, 川畑 友弥, 二階堂 真人, 村上 行夫, 高田 武之, 一戸 康生.
ノンスカラップ工法の梁端接合部における低サイクル疲労性能に及ぼす部材寸法の影響
日本建築学会構造系論文集, Volume 90, Issue 838, pp. 1467-1478, Dec.2025.
https://doi.org/10.3130/aijs.90.1467

坂本 博輝, 吉敷 祥一, 亀川 倫太郎, 常田 裕是, 板倉 周平, 池沼 良章, 中野 建蔵.
H形鋼柱ウェブに高力ボルトにて取り付けるブレース接合部の耐力評価.
日本建築学会技術報告集, 2025年31巻79号 p. 1355-1360, Oct.2025.
https://doi.org/10.3130/aijt.31.1355

立元 拓, 佐藤 大樹, 陳 引力, 稲井 慎介, 桑 素彦, 川又 哲也, 得能 将紀, 丸尾 純也, 三須 基規.
弾性すべり支承を有する超高層免震建物を対象とした弾性応答におけるスペクトルモーダル法による組合せ風荷重の予測.
日本建築学会技術報告集. Vol.31.No.79.Vol.90.No.835, Sept.2021211-1216, Oct.2025.
https://doi.org/10.3130/aijt.31.1211

河野利器, 佐藤大樹, Alex Shegay, 佐久間博久, 小林実央.
次世代家庭用ガスメーターによる2方向入力の影響を考慮したRC中低層建物の簡易損傷評価手法.
日本建築学会技術報告集, Vol.31.No.79.pp. 125-1210, Oct.2025.
https://doi.org/10.3130/aijt.31.1205

上田久通, 今津才, 浅田勇人, Mey Sometrey, 吉敷祥一.
一定引張軸力と繰返し曲げを受ける角形鋼管柱梁接合部の弾塑性挙動.
日本建築学会構造系論文集, Vol.90.No.835, Sept.2025.
https://doi.org/10.3130/aijs.90.1064

吉敷祥一, 桑原歩実, 豊田哲平
鋼部材の被災後補修に関する研究（その3）： 2016年 熊本地震にて被災した屋内運動場の被災後補修に関する調査.
日本建築学会構造系論文集, Vol.90.No.834, 2025年8月.
https://doi.org/10.3130/aijs.90.921

小林真帆, 吉敷祥一, 酒井一至, 黒澤未來.
天然ゴム系積層ゴムアイソレータにおけるスケール効果に関する動的実験.
日本建築学会構造系論文集. Vol.90.No.833.pp. 823-833, July 2025.
https://doi.org/10.3130/aijs.90.823

吉敷祥一, 須藤弘暉, 辻川貴大, 中村亮裕.
床用免震エキスパンションジョイントの地震時挙動.
日本建築学会構造系論文集, Vol.90.No.833. pp. 802-812, July 2025.
https://doi.org/10.3130/aijs.90.802

立元拓, 佐藤大樹, 陳引力, 稲井慎介, 桑素彦, 川又哲也, 得能将紀, 丸尾純也, 三須基規.
弾性すべり支承を有する超高層免震建物に作用する組合せ風荷重の評価.
日本建築学会技術報告集. Vol. 31. No. 78. pp. 681-686, June 2025.
https://doi.org/10.3130/aijt.31.681

平野一郎, 吉敷祥一, メイソーメートレイ, 仲田章太郎, 北村佳久.
令和6年能登半島地震における免震建物の調査
日本建築学会技術報告集2025年31巻78号 p. 1129-1134, 2025年6月.
https://doi.org/10.3130/aijt.31.1129

添田幸平, 佐藤大樹.
履歴ダンパーと粘性ダンパーを併用配置した超高層建物の等価線形化法に基づく応答予測および性能評価.
日本建築学会技術報告集. Vol. 31. No. 78. pp. 675-680, June 2025.
https://doi.org/10.3130/aijt.31.675

尹ロク現, 真田靖士, 阿波野昌幸, 柳澤信行, 中野尊治, 伊藤栄治, 大谷康二, 北風野歩, 芹澤好徳, 三品雄資, 藁科誠.
OS1・OS2地域の60m以下の高層RC建築の地震応答性状に関する一考察.
日本地震工学会論文集. Vol.25. No.6, May 2025.
https://doi.org/10.5610/jaee.25.6_38

木藤一輝, 巽信彦, 薩川恵一, 神谷勇成, 吉敷祥一.
応力度分布に基づく山形鋼ブレース接合部の降伏耐力の評価.
日本建築学会構造系論文集, Vol.90.No.831.pp. 612-623, May 2025.
https://doi.org/10.3130/aijs.90.612

宮村航平，石原直
単層一軸偏心建物に設置された平面的広がりのある2次系の地震応答
構造工学論文集B. Vol.71B. 185–192, Apr.2025
https://doi.org/10.3130/aijjse.71B.0_185

中野尊治, 西邨日晶, 内池徹哉, 柏尚稔
磁性体を併用した渦電流ダンパーの振動台実験と解析.
構造工学論文集B. Vol.71B. pp.94-102, Apr.2025
https://doi.org/10.3130/aijjse.71B.0_94

石原直，柏尚稔，小豆畑達哉，緑川光正
均一せん断棒で模擬された多層建築物の浮き上がりを伴う地震応答に関する区分線形モード解析法
構造工学論文集（日本建築学会）Vol.71B, pp.113-119, Apr.2025
https://doi.org/10.3130/aijjse.71B.0_113

寺田暁彦・田村正義
草津町役場から遠隔操作可能な全自動ドローンを用いた草津白根火山の監視試験．
火山，70，103-109, 2025
https://doi.org/10.18940/kazan.70.2_103