Updated on 2024/03/12

写真a

 
Umeda Koji
 
Affiliation
Graduate School of Science and Technology Research Division

Degree

  • 博士(理学)

Research Interests

  • 深部流体

  • geological disposal

  • テフロクロノロジー

  • イベント堆積物

Research Areas

  • Social Infrastructure (Civil Engineering, Architecture, Disaster Prevention) / Disaster prevention engineering

  • Natural Science / Solid earth sciences

  • Natural Science / Human geosciences

  • Natural Science / Solid earth sciences

Professional Memberships

  • 米国地球物理学連合(AGU)

  • 国際火山学内部化学協会(IAVCEI)

  • 日本地質学会

  • 日本火山学会

  • 日本地すべり学会

  • 日本応用地質学会

  • 日本鉱物科学会

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Papers

  • 津軽平野,中里川の破堤堆積物について:令和4年8月前線大雨に伴う現世イベント堆積物

    岡田里奈, 小林祐登, 梅田浩司, 鄒 青穎, 井口紗綾

    応用地質   64 ( 5 )   255 - 262   2023.12

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  • Distribution of Quaternary Volcanic Dike Under the Edifices and Evaluation of Central Conduit Stability by Topographic Analysis Using Contour Lines

    NISHIYAMA Nariaki, KAWAMURA Makoto, UMEDA Koji, NIWA Masakazu

    Journal of the Japan Society of Engineering Geology   64 ( 3 )   98 - 111   2023.8

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  • Identification of Zenikame - Menagawa tephra based on trace-elements microanalysis of volcanic glass shards by LA-ICP-MS

    Okada Rina, Kondo Misaki, Umeda Koji, Furusawa Akira, Amano Tadashi

    BULLETIN OF THE VOLCANOLOGICAL SOCIETY OF JAPAN   68 ( 2 )   91 - 98   2023.6

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  • 下北半島,関根浜のイベント堆積物について

    木村雄大・岡田里奈・梅田浩司

    東北地域災害学研究   59   37 - 40   2023.3

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  • Identification of Zenikame-Menagawa Tephra Using Major Element Compositions of Amphibole Phenocrysts

    WATANABE Hazuki, OKADA Rina, UMEDA Koji, NISHIDA Yuuki

    Journal of the Japan Society of Engineering Geology   63 ( 5 )   228 - 236   2022.12

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  • Geological record of 18th and 19th century tsunamis along the Japan Sea coast of Tsugaru Peninsula, northwestern Japan

    Rina Okada, Koji Umeda, Takanobu Kamataki, Yuki Sawai, Dan Matsumoto, Yumi Shimada, Kei Ioki

    MARINE GEOLOGY   453   106905   2022.11

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  • 1804年象潟地震による津波堆積物の層相

    長尾優樹,岡田里奈,梅田浩司,鎌滝孝信

    東北地域災害学研究   2022.3

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  • Spatial and seasonal variations in groundwater chemistry in the Owasawa River alluvial fan, Northeast Japan

    NAKAMURA Mizuki, UMEDA Koji, IOKA Seiichiro

    Journal of Groundwater Hydrology   63 ( 4 )   279 - 286   2021.11

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  • 津軽地方の鮮新世~前期更新世テフラの記載岩石学的特徴について-火山ガラスの主成分化学組成-

    山田淳越,柴 正敏,近藤美左紀,梅田浩司

    青森地学   2021

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  • 秋田県北部の沖積低地における洪水堆積物について

    宿田涼介・梅田浩司・鎌滝孝信

    東北地域災害科学研究   2020.4

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  • カルデラ火山の外輪山における大規模地すべりの発生年代

    吉田怜奈・宿田涼介・五十嵐広大・梅田浩司

    東北地域災害科学研究   2020.4

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  • 秋田県北部の沖積低地における津波堆積物の分布様式

    網干秀俊・鎌滝孝信・平川知明・宿田涼介・梅田浩司

    東北地域災害科学研究   2020.4

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  • Landslide and debris flow hazard analysis using geographic information system

    UMEDA Koji

    Journal of the Japan Landslide Society   57 ( 5 )   155 - 160   2020

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  • Landslide and debris flow hazard analysis using geographic information system -A case study of 2019 Typhoon Hagibis in Marumori town, Miyagi Prefecture, Japan-

    梅田浩司

    日本地すべり学会誌   57 ( 5 )   155 - 160   2020

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    J-GLOBAL

  • Landslides Triggered by the 2018 Hokkaido Eastern Iburi Earthqu ake

    UMEDA Koji, CHIYOYA Kaori, SHIBA Masatoshi, KONDO Misaki

    Journal of the Japan Society of Engineering Geology   60 ( 4 )   172 - 179   2019.10

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  • Landslides Triggered by the 2018 Hokkaido Eastern Iburi Earthquake

    梅田浩司, 千代谷佳織, 柴正敏, 近藤美左紀

    応用地質   60 ( 4 )   172 - 179   2019.10

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  • Petrography and K-Ar Ages of Oho-dake Volcano, Shimokita Peninsula

    AZUMI Ayumi, UMEDA Koji, SHIBA Masatoshi, SASAKI Minoru, SATO Hiroki

    BULLETIN OF THE VOLCANOLOGICAL SOCIETY OF JAPAN   64 ( 3 )   169 - 174   2019.9

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  • Petrography and K-Ar Ages of Oho-dake Volcano, Shimokita Peninsula

    安住亜友美, 梅田浩司, 柴正敏, 佐々木実, 佐藤大紀

    火山   64 ( 3 )   169 - 174   2019.9

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  • 秋田県にかほ市沿岸低地にみられる津波および洪水堆積物の特徴

    宇内滉志, 鎌滝孝信, 安部訓史, 得丸達生, 松冨英夫, 岡田里奈, 村上正能, 梅田浩司

    東北地域災害科学研究   2019.5

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  • 秋田県八峰町南部の沖積低地にみられる洪水堆積物について

    鎌滝孝信, 岡田里奈, 梅田浩司

    東北地域災害科学研究   2019.5

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  • 下北半島西部,大間町奥戸におけるイベント堆積物調査

    村上正能, 岡田里奈, 梅田浩司, 鎌滝孝信

    東北地域災害科学研究   2019.5

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  • 津軽半島,十三湖周辺に認められる津波と液状化の痕跡

    岡田里奈, 梅田浩司, 鎌滝孝信

    東北地域災害科学研究   2019.5

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  • 津軽半島,鳴沢川流域にみられる過去の洪水堆積物の特徴

    鍜治純輝, 岡田里奈, 梅田浩司, 石田将貴, 内館美紀, 鎌滝孝信

    東北地域災害科学研究   2018.5

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  • 津軽半島,十三湖におけるイベント堆積物

    岡田里奈, 鍜治純輝, 梅田浩司, 鎌滝孝信, 石田将貴, 内館美紀

    東北地域災害科学研究   2018.5

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  • 北東北日本海沿岸にみられるイベント堆積物とその形成年代

    鎌滝孝信,松冨英雄,梅田浩司,阿部恒平,黒澤英樹

    東北地域災害科学研究   2018.5

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  • 青森県鰺ヶ沢町におけるイベント堆積物調査

    石田将貴, 内館美紀, 鎌滝孝信,松冨英雄,岡田里奈, 鍜治純輝, 梅田浩司

    東北地域災害科学研究   2018.5

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  • 1983年日本海中部地震津波浸水地域における津波堆積物調査

    内館美紀, 石田将貴, 鎌滝孝信,松冨英雄,岡田里奈, 鍜治純輝, 梅田浩司

    東北地域災害科学研究   2018.5

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  • Event deposits on the Nishitsugaru coast, Aomori Prefecture

    OKADA RINA, Umeda Koji, Kamataki Takanobu

    Annual Meeting of the Geological Society of Japan   2018 ( 0 )   372   2018

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  • Study on paleotsunami deposits in coastal lowland along the western coast of Aomori and Akita Prefectures, the eastern margin of Japan Sea

    Kamataki Takanobu, Okada Rina, Umeda Koji

    Annual Meeting of the Geological Society of Japan   2018 ( 0 )   82   2018

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  • Could we identify the seismic source region around the Northern Ibaraki Prefecture and the Coastal Area of Fukushima Prefecture prior to the 2011 off the Pacific Coast of Tohoku Earthquake?

    Umeda Koji, Asamori Koichi, Watanabe Tsuyoshi

    Annual Meeting of the Geological Society of Japan   2018 ( 0 )   345   2018

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  • 飯豊山は噴火するか?-地質,地球物理,地球化学データから見た飯豊山下の深部構造-

    梅田浩司

    青森地学   2017.5

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  • 青森県鰺ヶ沢町にみられるイベント堆積物

    熊谷秀平, 梅田浩司, 鎌滝孝信, 小岩直人, 藤田奈津子

    東北地域災害科学研究   2017.4

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  • Fission track dating of faulting events accommodating plastic deformation of biotites

    S. Sueoka, K. Shimada, T. Ishimaru, M. Niwa, K. Yasue, K. Umeda, T. Danhara, H. Iwano

    JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH   122 ( 3 )   1848 - 1859   2017.3

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  • Fission track dating of faulting events accommodating plastic deformation of biotites

    S. Sueoka, K. Shimada, T. Ishimaru, M. Niwa, K. Yasue, K. Umeda, T. Danhara, H. Iwano

    Journal of Geophysical Research: Solid Earth   2017

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  • 飯豊山は噴火するか?-地質,地球物理,地球化学データから見た飯豊山下の深部構造-

    梅田 浩司

    青森地学   62   1 - 3   2017

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  • 日本原子力研究開発機構・土岐地球年代学研究所光ルミネッセンス測定装置への密封線源の導入と放射線管理

    徳安佳代子, 古田定昭, 國分(齋藤)陽子, 梅田浩司

    日本放射線安全管理学会誌   2016.9

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  • 複数の熱年代学的手法に基づいた江若花崗岩敦賀岩体の冷却・削剥史

    末岡 茂, 梅田浩司, 安江健一, 丹羽正和, 島田耕史, 石丸恒存, 檀原 徹, 岩野英樹, 八木公史

    地学雑誌   2016.8

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  • Thermal constraints on clay growth in fault gouge and their relationship with fault zone evolution and hydrothermal alteration: Case study of gouges in the Kojaku Granite, Central Japan

    Niwa, M., Shimada, K., Tamura, H., Shibata, K., Sueoka, S., Yasue, K-I., Ishimaru, T. and Umeda, K.

    Clays and Clay Minerals   2016.8

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  • The Installation and The Radiation Protection of The Optically Stimulated Luminescence Reader with Sealed Beta Source in The Toki Research Institute of Isotope Geology and Geochronology, Japan Atomic Energy Agency

    15 ( 1 )   80 - 87   2016.7

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  • 地球科学の原子力安全への貢献 (その1) 地球科学からみた地殻流体と地層処分技術への応用

    梅田浩司, 浅森 浩一

    日本原子力学会誌   2016.4

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  • Thermal Constraints on Clay Growth in Fault Gouge and Their Relationship with Fault-zone Evolution and Hydrothermal Alteration: Case Study of Gouges in the Kojaku Granite, Central Japan

    Masakazu Niwa, Koji Shimada, Hajimu Tamura, Kenji Shibata, Shigeru Sueoka, Ken-ichi Yasue, Tsuneari Ishimaru, Koji Umeda

    Clays and Clay Minerals   64 ( 2 )   86 - 107   2016.4

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  • Geological predictions for the long-term isolation of radioactive waste based on extrapolating uniform mode and rate of crustal deformation

    Umeda Koji

    Annual Meeting of the Geological Society of Japan   2016 ( 0 )   330   2016

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  • Cooling and Denudation History of the Tsuruga Body of Kojaku Granite, Southwest Japan, Constrained from Multi-system Thermochronology

    Shigeru SUEOKA, Koji UMEDA, Ken-ichi YASUE, Masakazu NIWA, Koji SHIMADA, Tsuneari ISHIMARU, Tohru DANHARA, Hideki IWANO, Koshi YAGI

    Journal of Geography (Chigaku Zasshi)   125 ( 2 )   201 - 219   2016

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  • 地球科学の原子力安全への貢献(その1)地球科学からみた地殻流体と地層処分技術への応用

    梅田浩司, 浅森浩一

    ΑΤΟΜΟΣ   58 ( 2 )   110 - 114   2016

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    J-GLOBAL

  • Localized extensional tectonics in an overall reverse-faulting regime, Northeast Japan

    Umeda, K.

    Geosci. Lett.   2015.11

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  • 黒島火山の活動時期の再検討と南西諸島火山岩のK-Ar年代の総括

    福田徹也, 棚瀬充史, 梅田浩司, 小林哲夫

    月刊地球   2015.9

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  • Triggering of earthquake swarms following the 2011 Tohoku megathrust earthquake

    Umeda, K., Asamori, K. Makuuchi, A. Kobori, K. and Hama, Y.

    J. Geophys. Res. Solid Earth   2015.4

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  • Triggering of earthquake swarms following the 2011 Tohoku megathrust earthquake

    Koji Umeda, Koichi Asamori, Ayumu Makuuchi, Kazuo Kobori, Yuki Hama

    JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH   120 ( 4 )   2279 - 2291   2015.4

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  • Localized extensional tectonics in an overall reverse-faulting regime, Northeast Japan

    Koji Umeda

    GEOSCIENCE LETTERS   2   2015

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  • 九州の火山地質学 黒島火山の活動時期の再検討と南西諸島火山岩のK-Ar年代の総括

    福田徹也, 棚瀬充史, 梅田浩司, 小林哲夫

    月刊地球   37 ( 5 )   2015

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  • 地層処分と地質環境の長期安定性:地質環境の長期予測と不確実性についての検討例

    梅田浩司, 安江健一, 石丸恒存

    原子力バックエンド研究   2014.12

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  • Earthquake doublet in an active shear zone, southwest Japan: constraints from geophysical and geochemical findings

    Umeda, K., Asamori, K. Makuuchi, A. and Kobori, K.

    Tectonophysics   2014.11

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  • Earthquake doublet in an active shear zone, southwest Japan: Constraints from geophysical and geochemical findings

    Koji Umeda, Koichi Asamori, Ayumu Makuuchi, Kazuo Kobori

    Tectonophysics   634   116 - 126   2014.11

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  • Subsurface geological mapping of the Japanese Islands

    Yasue, K-I., Ishimaru, T., Kobori, K., Umeda, K. and Nakatsuka, N.

    J. Geol. Soc. Jpn.   2014.6

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  • Subsurface geological mapping of the Japanese Islands

    Yasue Ken-ichi, Ishimaru Tsuneari, Kobori Kazuo, Umeda Koji, Nakatsuka Noboru

    Jour. Geol. Soc. Japan   120 ( 12 )   XIII - XIV   2014

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  • Release of mantle and crustal helium from a fault following an inland earthquake

    Koji Umeda, Koichi Asamori, Tomohiro Kusano

    APPLIED GEOCHEMISTRY   37   134 - 141   2013.10

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  • Spatial variations in He-3/He-4 ratios along a high strain rate zone, central Japan

    Koji Umeda, Tomohiro Kusano, Atusi Ninomiya, Koichi Asamori, Junichi Nakajima

    JOURNAL OF ASIAN EARTH SCIENCES   73   95 - 102   2013.9

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  • Three-dimensional magnetotelluric inversion using a heterogeneous smoothness-constrained least-squares method

    Tateyuki Negi, Hideki Mizunaga, Koichi Asamori, Koji Umeda

    EXPLORATION GEOPHYSICS   44 ( 3 )   145 - 155   2013.9

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  • Constraining the timing of brittle deformation and faulting in the Toki granite, central Japan

    S. Yamasaki, H. Zwingmann, K. Yamada, T. Tagami, K. Umeda

    CHEMICAL GEOLOGY   351   168 - 174   2013.8

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  • Tectonic shortening and coeval volcanism during the Quaternary, Northeast Japan arc

    Koji Umeda, Masao Ban, Shintaro Hayashi, Tomohiro Kusano

    JOURNAL OF EARTH SYSTEM SCIENCE   122 ( 1 )   137 - 147   2013.2

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  • Current status the AMS facility at the Tono Geoscience Center of the Japan Atomic Energy Agency

    Y. Saito-Kokubu, A. Nishizawa, M. Suzuki, Y. Ohwaki, T. Nishio, A. Matsubara, T. Saito, T. Ishimaru, K. Umeda, T. Hanaki

    NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS   294   43 - 45   2013.1

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  • Geological Predictions for the Long-term Isolation of Radioactive Waste Based on Extrapolating Uniform Mode and Rate of Crustal Movements

    Koji UMEDA, Shin-Ichi TANIKAWA, Ken-Ichi YASUE

    Journal of Geography (Chigaku Zasshi)   122 ( 3 )   385 - 397   2013

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  • Tephra Stratigraphy of Toki Sand and Gravel Formation on the Nenoue Highland-Correlation of Widespread Tephra Deposits by Major Element Chemistry of Glass Inclusions in Quartz-

    古澤明, 安江健一, 中村千怜, 梅田浩司

    応用地質   54 ( 1 )   25 - 38   2013

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  • 日本海東縁ひずみ集中帯の構造とアクティブテクトニクス 新潟-神戸ひずみ集中帯におけるヘリウム同位体比分布

    二ノ宮淳, 二ノ宮淳, 梅田浩司, 浅森浩一

    月刊地球   35 ( 6 )   2013

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  • Relationship between He-3/He-4 ratios and subduction of the Philippine Sea plate beneath southwest Japan

    Koji Umeda, Tomohiro Kusano, Koichi Asamori, Glen F. McCrank

    JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH   117 ( B10204 )   2012.10

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  • Thermochronological study of the dip-slip displacement and timing of initiation of the Atera fault

    Yamada Kunimi, Yasue Ken-ichi, Iwano Hideki, Yamada Ryuji, Umeda Koji, Omura Kentaro

    Jour. Geol. Soc. Japan   118 ( 7 )   437 - 448   2012.7

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  • Groundwater pressure changes in Central Japan induced by the 2011 off the Pacific coast of Tohoku Earthquake

    Masakazu Niwa, Ryuji Takeuchi, Hironori Onoe, Koji Tsuyuguchi, Koichi Asamori, Koji Umeda, Kozo Sugihara

    GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS   13   Q05020   2012.5

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  • The first (U-Th)/He thermochronology of pseudotachylyte from the Median Tectonic Line, southwest Japan

    Kunimi Yamada, Takahiro Hanamuro, Takahiro Tagami, Koji Shimada, Hideo Takagi, Ryuji Yamada, Koji Umeda

    JOURNAL OF ASIAN EARTH SCIENCES   45   17 - 23   2012.2

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  • Cooling history of the Cretaceous Toki granite in the eastern Sanyo Belt, Central Japan

    Seiko YAMASAKI, Koji UMEDA

    Japanese Magazine of Mineralogical and Petrological Sciences   41 ( 2 )   39 - 46   2012

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  • Spatial patterns of initiation ages of active faulting in the Japanese Islands

    Doke Ryosuke, Tanikawa Shin-ichi, Yasue Ken-ichi, Nakayasu Akio, Niizato Tadafumi, Umeda Koji, Tanaka Takenobu

    Active Fault Research   2012 ( 37 )   1 - 15   2012

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  • A large intraplate earthquake triggered by latent magmatism

    Koji Umeda, Koichi Asamori, Tateyuki Negi, Tomohiro Kusano

    JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH   116   2011.1

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  • CURRENT R & D ACTIVITIES IN THE STUDY ON GEOSPHERE STABILITY

    Takahiro Hanamuro, Ken-Ichi Yasue, Yoko Saito-Kokubu, Koichi Asamori, Tsuneari Ishimaru, Koji Umeda

    PROCEEDINGS OF THE 13TH INTERNATIONAL CONFERENCE ON ENVIRONMENTAL REMEDIATION AND RADIOACTIVE WASTE MANAGEMENT, 2010, VOL 2   25 - 30   2011

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  • Correlation of widespread tephra beds using the major-element chemistry of glass shards and glass inclusions in hornblende: Case study of the Sakate tephra, western Japan

    中村千怜, 中村千怜, 安江健一, 石丸恒存, 梅田浩司, 古澤明

    地質学雑誌   117 ( 9 )   495 - 507   2011

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  • Estimation method of uplift during late Quaternary in an inland area: Case study of fluvial terraces along Kaburagawa river and Tokigawa river

    安江健一, 田力正好, 谷川晋一, 須貝俊彦, 山田浩二, 梅田浩司

    原子力バックエンド研究(CD-ROM)   18 ( 2 )   51 - 62   2011

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  • An efficient and effective stacking method for MT spectrum data;-A validation study using survey data-

    根木健之, 梅田浩司, 松尾公一, 浅森浩一, 横井浩一, 大原英史

    物理探査   64 ( 2 )   153 - 165   2011

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  • Electrical resistivity structure and helium isotopes around Naruko volcano, northeastern Japan and its implication for the distribution of crustal magma

    Koichi Asamori, Koji Umeda, Yasuo Ogawa, Teruki Oikawa

    International Journal of Geophysics   2010   2010

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  • An efficient and effective stacking method for MT spectrum data;<br/>—Effectiveness against coherent noise—

    Tateyuki Negi, Koji Umeda, Koichi Matsuo, Koichi Asamori, Koichi Yokoi, Hidefumi Ohara

    BUTSURI-TANSA(Geophysical Exploration)   63 ( 5 )   395 - 408   2010

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  • Helium isotopes as a tool for detecting concealed active faults

    Koji Umeda, Atusi Ninomiya

    GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS   10   2009.8

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  • Heat source for an amagmatic hydrothermal system, Noto Peninsula, Central Japan

    Koji Umeda, Atusi Ninomiya, Tateyuki Negi

    JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH   114 ( B1 )   2009.1

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  • High He-3 emanations from the source regions of recent large earthquakes, central Japan

    Koji Umeda, Atusi Ninomiya, Glen F. McCrank

    GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS   9   2008.12

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  • New (U-Th)/He dating systems and ages in Japan Atomic Energy Agency

    K. Yamada, T. Hanamuro, T. Tagami, R. Yamada, K. Umeda

    GEOCHIMICA ET COSMOCHIMICA ACTA   72 ( 12 )   A1050 - A1050   2008.7

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  • Thermal history of the alteration zones around hot springs at Hongu and Totsukawa area, Southern Kii Peninsula, Southwest Japan

    HANAMURO Takahiro, UMEDA Koji, TAKASHIMA Isao, NEGISHI Yoshimitsu

    Japanese Magazine of Mineralogical and Petrological Sciences   37 ( 2 )   27 - 38   2008.3

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  • Zircon fission track ages for pyroclastics from the Mutsu Hiuchidake volcano and the basement rocks, Northeast Japan: Re examination of the latest volcanic history

    Koji Umeda, Tohru Danhara

    Japanese Magazine of Mineralogical and Petrological Sciences   37 ( 5 )   131 - 136   2008

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  • Thermochronology of non-volcanic hydrothermal activity in the Kii Peninsula, Southwest Japan: Evidence from fission track dating and helium isotopes in paleo-hydrothermal fluids

    Koji Umeda, Takahiro Hanamuro, Kunimi Yamada, Yoshimitsu Negishi, Hideki Iwano, Tohru Danhara

    RADIATION MEASUREMENTS   42 ( 10 )   1647 - 1654   2007.11

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  • Helium isotopes as geochemical indicators of a serpentinized fore-arc mantle wedge

    Koji Umeda, Glen F. McCrank, Atusi Ninomiya

    Journal of Geophysical Research: Solid Earth   112 ( 10 )   2007.10

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  • Multiple lines of evidence for crustal magma storage beneath the Mesozoic crystalline Iide Mountains, northeast Japan

    Koji Umeda, Koichi Asamori, Atusi Ninomiya, Sunao Kanazawa, Teruki Oikawa

    Journal of Geophysical Research: Solid Earth   112 ( 5 )   2007.5

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  • Multiple lines of evidence for crustal magma storage beneath the Mesozoic crystalline Iide Mountains, northeast Japan

    Koji Umeda, Koichi Asamori, Atusi Ninomiya, Sunao Kanazawa, Teruki Oikawa

    JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH   112 ( B5 )   2007.5

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  • Relationship between helium isotopes and heat flux from hot springs in a non-volcanic region, Kii Peninsula, southwest Japan

    Koji Umeda, Yukihiro Sakagawa, Atusi Ninomiya, Koichi Asamori

    GEOPHYSICAL RESEARCH LETTERS   34 ( 5 )   2007.3

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  • Temporal-spatial variations of Plio-Pleistocene volcanic activity in the Ryohaku Mountains, central Japan : evidences from K-Ar ages

    TANASE Atsushi, OIKAWA Teruki, NINOMIYA Atusi, HAYASHI Shintaro, UMEDA Koji

    Bulletin of the Volcanological Society of Japan   52 ( 1 )   39 - 61   2007.2

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  • Magnetotelluric imaging of crustal magma storage beneath the Mesozoic crystalline mountains in a nonvolcanic region, northeast Japan

    Koji Umeda, Koichi Asamori, Tateyuki Negi, Yasuo Ogawa

    GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS   7   2006.8

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  • Variations in the (3)He/(4)He ratios of hot springs on Shikoku Island, southwest Japan

    K Umeda, S Kanazawa, C Kakuta, K Asamori, T Oikawa

    GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS   7   2006.4

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  • Unusual cooling of the Middle Miocene Ichifusayama Granodiorite, Kyushu, Japan

    T Oikawa, K Umeda, S Kanazawa, T Matsuzaki

    JOURNAL OF MINERALOGICAL AND PETROLOGICAL SCIENCES   101 ( 1 )   23 - 28   2006.2

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  • Deep structure of the miocene igneous complex in the KII Peninsula, Southwest Japan, inferred from wide-band magnetotelluric soundings

    Koji Umeda

    Advances in Geosciences: Volume 1: Solid Earth (SE)   207 - 213   2006.1

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  • Aqueous fluids derived from a subducting slab: Observed high He-3 emanation and conductive anomaly in a non-volcanic region, Kii Peninsula southwest Japan

    K Umeda, Y Ogawa, K Asamori, T Oikawa

    JOURNAL OF VOLCANOLOGY AND GEOTHERMAL RESEARCH   149 ( 1-2 )   47 - 61   2006.1

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  • K-Ar age of high magnesium andesite dikes at the Toki River in Gifu Prefecture, central Japan.

    及川輝樹, 眞島英壽, 棚瀬充史, 二ノ宮淳, 梅田浩司

    地質学雑誌   112 ( 10 )   2006

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  • Heat Flux Distribution in Japan Taking Account of Advection Processes

    SAKAGAWA Yukihiro, UMEDA Koji, ASAMORI Koichi

    JGRSJ   28 ( 2 )   211 - 221   2006

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  • Current status of the geoscientific research for long-term stability of the geological environment in the JNC's R & D programme

    Umeda Koji, Osawa Hideaki, Nohara Tsuyoshi, Sasao Eiji, Fujiwara Osamu, Asamori Koichi, Nakatsuka Noboru

    Journal of Nuclear Fuel Cycle and Environment   11 ( 2 )   97 - 112   2005

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  • Geothermal Structure of the Southern Part of the Kii Peninsula Estimated from the Gravity Anomaly and the Deep Resistivity Structure

    上原大二郎, 角田地文, 工藤健, 梅田浩司, 小川康雄, 棚瀬充史, 武田祐啓, 千葉昭彦, 鍵山恒臣

    地震   57 ( 3 )   2005

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  • Heat flux distribution in Japan with advection taken into account and non-isothermal flow simulation of Unzen volcano

    Sakagawa Yukihiro, Umeda Koji, Asamori Koichi

    Journal of Nuclear Fuel Cycle and Environment   11 ( 2 )   157 - 166   2005

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  • Geophysical techniques for detecting magmas and high-temperature fluids;:their application to the Onikobe-Narugo volcanic region and the southern Kii Peninsula

    Asamori Koichi, Umeda Koji

    Journal of Nuclear Fuel Cycle and Environment   11 ( 2 )   147 - 156   2005

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  • Modeling long-term volcanic hazards through Bayesian inference: An example from the Tohoku volcanic arc, Japan

    AJ Martin, K Umeda, CB Connor, JN Weller, DP Zhao, M Takahashi

    JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH   109 ( B10 )   2004.10

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  • Database on the Temperature Profiles of Boreholes in Japan

    Yukihiro SAKAGAWA, Koji UMEDA, Mototaka SUZUKI, Tatsuya KAJIWARA, Youhei UCHIDA

    Zisin (Journal of the Seismological Society of Japan. 2nd ser.)   57 ( 1 )   63 - 67   2004

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  • Deep Structure of the Miocene Igneous Complex in the Kii Peninsula, Southwest Japan, Inferred from Wide-band Magnetotelluric Soundings

    UMEDA Koji, UEHARA Daijiro, OGAWA Yasuo, KUDO Takeshi, KAKUTA Chifumi

    Bulletin of the Volcanological Society of Japan   48 ( 6 )   461 - 470   2003.12

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  • Late Cenozoic volcanic activity in the Chugoku area, southwest Japan arc during back-arc basin opening and reinitiation of subduction

    Jun-Ichi Kimura, Tomoyuki Kunikiyo, Isaku Osaka, Takashi Nagao, Seiki Yamauchi, Susumu Kakubuchi, Shomei Okada, Norie Fujibayashi, Ryuhei Okada, Hisashi Murakami, Takashi Kusano, Koji Umeda, Shintaro Hayashi, Tsuneari Ishimaru, Atusi Ninomiya, Atsushi Tanase

    Island Arc   12 ( 1 )   22 - 45   2003.3

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  • Probabilistic methods for estimating the long-term spatial characteristics of monogenic volcanoes in Japan

    Martin et

    Act. Geophysica. Polonica.   51   2003

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  • 岩手県松川地熱地域北方に分布する火山岩のK-Ar年代

    大場 司, 林 信太郎, 梅田 浩司

    火山   48   2003

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  • O-317 Probabilistic assessment on the long-term spatial patterns of eruptive centers in monogenetic volcano groups : Case studies from Higashi-Izu and east San-in district

    MARTIN Andrew James, TAKAHASHI Masaki, YUSA Yasuhisa, UMEDA Koji, ISHIMARU Tsuneari

    Annual Meeting of the Geological Society of Japan   2002   157 - 157   2002

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  • Detailed Comparison of Petrographic Characterization of DNP, DSP, and DKP Tephras in the Lower-Middle Members of Daisen Tephra Formations, Southwestern Japan.

    古沢明, 梅田浩司

    第四紀研究   41 ( 2 )   2002

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  • Petrographic Characterization of the Tephras in the Lowermost to Lower Members of Daisen Tephra Formations.

    Akira Furusawa, Koji Umeda

    The Quaternary Research (Daiyonki-Kenkyu)   41 ( 5 )   413 - 420   2002

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  • K-Ar Ages for Lava Samples of Adatara Volcano: Reexamination of Formation History of the Volcano.

    藤縄明彦, 林信太郎, 梅田浩司

    火山   46 ( 3 )   2001

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  • Cooling history of the Takahama Granitic Rocks, Shikoku, Ryoke Belt, Southwest Japan, with special reference to the thermal effect of the Neogene intrusive rocks.

    梅田浩司, 小松亮, 棚瀬充史, 湯佐泰久

    岩石鉱物科学   30 ( 1 )   17 - 27   2001

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  • 白馬大池火山のK-Ar年代

    及川輝樹, 原山智, 梅田浩司

    火山   46 ( 1 )   2001

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  • Development History of Kurikoma Volcano, Northeast Japan.

    藤縄明彦, 藤田浩司, 高橋美保子, 梅田浩司, 林信太郎

    火山   46 ( 5 )   2001

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  • Tephra stratigraphy of piston cores in Beppu Bay during the past 7000 years : correlation of the core tephras with Aso and Kuju Volcano

    Furusawa Akira, Umeda Koji

    Journal of the Geological Society of Japan   106 ( 1 )   31 - 50   2000.1

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  • 坑井温度データから算定した地熱地帯における熱水流体の流動速度及び熱流量

    梅田 浩司, 小松 亮, 江原 幸雄

    地熱   36 ( 3 )   219 - 237   1999.9

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  • Sequence of the Volcanism and Tectonics during the Last 2.0 Million Years along the Volcanic Front in Tohoku District, NE Japan

    UMEDA Koji, HAYASHI Shintaro, BAN Masao, SASAKI Minoru, OHBA Tsukasa, AKAISHI Kazuyuki

    BULLETIN OF THE VOLCANOLOGICAL SOCIETY OF JAPAN   44 ( 5 )   233 - 249   1999

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  • Geology of Hachimantai volcanic field and temporal. Spatial variation of the magma compositions.

    大場司, 梅田浩司

    岩鉱   94 ( 6 )   1999

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  • K-Ar Ages of Zarumori, Takamatsu, Funagata and Sankichi-Hayama Volcanoes, NE Japan.

    梅田浩司, 林信太郎, 伴雅雄

    火山   44 ( 4 )   1999

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  • Sequcnce of the Volcanism and Tectonics during the Last 2.0 Million Years along the Volcanic Front in Tohoku District, NE Japan.

    梅田浩司, 林信太郎, 伴雅雄, 佐々木実, 大場司, 赤石和幸

    火山   44 ( 5 )   1999

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  • 日本の第四紀火山カタログ

    宇井忠英ほか

    火山   44   1999

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  • Fission Track Ages of Tephras from Daisen and Sambe Volcanoes and Their Volcanological Implications.

    木村純一, 岡田昭明, 中山勝博, 梅田浩司, 草野高志, 麻原慶憲, 館野満美子, 檀原徹

    第四紀研究   38 ( 2 )   1999

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  • Compilation of thermal gradient data in Japan on the basis of the temperatures in boreholes.

    田中明子, 矢野雄策, 笹田政克, 大久保泰邦, 梅田浩司, 中司昇, 秋田藤夫

    地質調査所月報   50 ( 7 )   1999

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  • Geology and K-Ar Age of Takanawasan Vent, Setouchi Volcanic Rocks, Northwestern part of Shikoku Island

    TANASE Atsushi, KOMODA Yasushi, OBATA Hideki, KOMATSU Ryo, UMEDA Koji

    Annual Meeting of the Geological Society of Japan   1998   337 - 337   1998

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  • The Kurohanayama basalt (Sendai, Japan) during the late Miocene to Early Pliocene

    BAN M.

    Jour Mineral Petrol Econ Geol   92   181 - 188   1997

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  • Volcanic history of Iwaki volcano

    SASAKI Minoru, OGAWA Hiroshi, SAITO Kenji, UMEDA Koji

    PROGRAMME AND ABSTRACTS THE VOLCANOLOGICAL SOCIETY OF JAPAN   1996.2 ( 0 )   165   1996

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  • Holocene Eruptive Activity of Yufu-Tsurumi Volcano Group Found from Piston Cores in Beppu Bay, Central Kyushu.

    梅田浩司, 草薙恵, 古沢明, 宇井忠英

    火山   41 ( 2 )   1996

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  • 日本の地盤を対象とした透水係数データベースの作成

    梅田 浩司, 柳澤 孝一, 米田 茂夫

    地下水学会誌   37 ( 1 )   69 - 77   1995.2

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  • Estimation of Subsurface Groundwater Flow by the River Runoff and Water Quality. A Case Study at the Tono Area, Central Japan.

    尾方伸久, 若松尚則, 梅田浩司, 柳沢孝一

    応用地質   36 ( 1 )   1995

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  • Geology and Petrography of Mutsu-Hiuchidake volcano, Shimokita peninsula.

    梅田浩司

    岩鉱   87 ( 10 )   420 - 429   1992

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    Language:English   Publishing type:Research paper (scientific journal)   Kind of work:Single Work  

    J-GLOBAL

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Books

  • A Bayesian Approach to Assess the Probability of Concealed Active Faults Existing Using Helium Isotope Ratios

    Martin, A. J, Ishimaru, T, Asamori, K, Umeda, K( Role: Joint author ,  PROJECT REPORT NPB 23-04)

    National Cooperative for the Disposal of Radioactive Waste  2023.7 

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    Language:English Book type:Scholarly book

  • 東濃地科学センターにおける火山ガラスの化学成分分析手法

    鏡味沙耶,横山立憲,梅田浩司( Role: Joint author)

    日本原子力研究開発機構  2021.5 

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    Language:Japanese Book type:Report

  • Q&A 火山噴火 127の疑問 噴火の仕組みを理解し災害に備える

    日本火山学会編( Role: Contributor)

    講談社ブルーバックス  2015.9 

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    Language:Japanese Book type:Scholarly book

  • Quaternary Geochronology using Accelerator Mass Spectrometry (AMS): Current Status of the AMS System at the Tono Geoscience Center

    3. Matsubara, A., Saito-Kokubu, Y., Nishizawa, A., Miyake, M., Ishimaru, T. and Umeda, K.( Role: Joint author)

    InTech.  2014.7 

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    Language:English Book type:Scholarly book

Review Papers

  • A GIS-based approach for geomorphological analysis of volcanic edifices to estimate latent magma plumbing system (Contract research)

    Nishiyama Nariaki, Goto Akira*, Tsukahara Yuzuko, Kawamura Makoto, Umeda Koji*, Niwa Masakazu

    JAEA-Testing 2022-003   51   2022.9

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    Language:Japanese   Publishing type:Internal/External technical report, pre-print, etc.   Kind of work:Joint Work  

  • 津軽半島,十三湖周辺に認められる津波と液状化の痕跡

    岡田, 梅田浩司

    東北地域災害科学研究   55   25 - 30   2019.4

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    Language:English   Publishing type:Rapid communication, short report, research note, etc. (scientific journal)   Kind of work:Joint Work  

  • 九州南部のせん断帯におけるGNSS観測(第3報)

    渡部豪, 雑賀敦, 浅森浩一, 小川大輝, 島田顕臣, 梅田浩司

    日本地球惑星科学連合大会予稿集(Web)   2019   2019

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    J-GLOBAL

  • 北東北日本海沿岸にみられるイベント堆積物とその形成年代

    鎌滝ほか

    東北地域災害科学研究   54   55 - 60   2018.1

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    Language:English   Publishing type:Rapid communication, short report, research note, etc. (scientific journal)   Kind of work:Single Work  

  • 九州南部のせん断帯におけるGNSS観測(続報)

    渡部豪, 雑賀敦, 浅森浩一, 島田顕臣, 梅田浩司

    日本地球惑星科学連合大会予稿集(Web)   2018   2018

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    J-GLOBAL

  • Geosphere stability for long-term isolation of radioactive waste : Geological predictions and their uncertainties

    21 ( 1 )   43 - 47   2014.12

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  • The adaptive techniques for magnetotelluric survey in the area dominating coherent noise : (1) A technique for the stacking method of the magnetotelluric spectrum data utilizing the property of power spectrum against the noise

    NEGI Tateyuki, UMEDA Koji, MATSUO Koichi, ASAMORI Koichi, YOKOI Koichi

    122   243 - 246   2010.5

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    CiNii Books

  • The adaptive techniques for magnetotelluric survey in the area dominating coherent noise : (2) A technique for the estimation of impedance valiance utilizing magnetic fields at the remote reference site

    NEGI Tateyuki, ASAMORI Koichi, UMEDA Koji

    122   247 - 250   2010.5

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  • Currents status and perspective of faulting studies for high level radioactive waste disposal

    Chikyu monthly   32 ( 1 )   52 - 63   2010.1

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    CiNii Books

  • (U-Th)/He thermochronologic analysis of the median tectonic line and associated pseudotachylyte

    K. Yamada, T. Hanamuro, T. Tagami, K. Shimada, H. Takagi, H. Iwano, T. Danhara, K. Umeda

    GEOCHIMICA ET COSMOCHIMICA ACTA   73 ( 13 )   A1468 - A1468   2009.6

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    Language:English   Publishing type:Research paper, summary (international conference)   Publisher:PERGAMON-ELSEVIER SCIENCE LTD   Kind of work:Joint Work  

    Web of Science

  • Three dimensional analysis of resistivity structure in the coastal zone

    NEGI Tateyuki, NINOMIYA Atsushi, HANAMURO Takahiro, UMEDA Koji

    120   169 - 172   2009.5

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    CiNii Books

  • Helium isotope variations along the Niigata-Kobe Tectonic Zone, central Japan

    K. Umeda, A. Ninomiya, K. Shimada, J. Nakajima

    The Lithosphere; Geochemistry, Geology and Geophysics, Nova Science Publisher Inc.   141 - 170   2009

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  • O-16 Helium isotope as a geochemical tool in determining the presence of active "blind" thrust faults

    UMEDA Koji, Ninomiya Atusi

    115   39 - 39   2008.9

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    Language:Japanese   Publishing type:Rapid communication, short report, research note, etc. (scientific journal)   Publisher:The Geological Society of Japan   Kind of work:Joint Work  

    CiNii Books

  • Consideration on the evaluation of uncertainly for the MT 2-D image

    NEGI Tateyuki, UMEDA Koji, ASAMORI Koichi

    118   198 - 201   2008.5

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    CiNii Books

  • Development of a method for robust smoothing of MT data and its application to robust stacking method for EDI files

    NEGI Tateyuki, UMEDA Koji, MATSUO Koichi, ASAMORI Koichi

    117   195 - 198   2007.10

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    CiNii Books

  • P-194 Study on Information Integration for Development of Perturbation Scenario of 'Uplift and Denudation' on performance assessment of a HLW Disposal System

    Kawamura M., Niizato T., Yasue K., Tokiwa T., Ohi T., Kawachi S., Ishimaru T., Umeda K., Makino H.

    114   312 - 312   2007.9

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    Language:Japanese   Publishing type:Rapid communication, short report, research note, etc. (scientific journal)   Publisher:The Geological Society of Japan   Kind of work:Joint Work  

    CiNii Books

  • S-103 Preliminary assessment of potential hazards for future volcanism and geothermal activity : In case of a non-volcanic region

    UMEDA Koji

    114   53 - 53   2007.9

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    CiNii Books

  • Effective stacking method for MT spectrum data

    NEGI Tateyuki, UMEDA Koji, ASAMORI Koichi

    116   176 - 179   2007.5

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    CiNii Books

  • 高レベル放射性廃棄物処分における天然現象影響評価技術の高度化

    川村 淳, 牧野 仁史, 梅田 浩司

    サイクル機構技報   ( 28 )   53 - 64   2005.9

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    CiNii Books

  • A study on the reliability evaluation of MT data

    NEGI Tateyuki, MATSUO Koichi, YOKOI Koichi, ASAMORI Koichi, TSUKUI Routa, NIIZATO Tadafumi, UMEDA Koji

    112   223 - 226   2005.5

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  • 前弧域の非火山地帯における高温異常域について--紀伊半島中〜南部の地殻・マントル構造と温泉ガスのヘリウム同位体比 (地質環境の長期安定性(上)高レベル放射性廃棄物の地層処分と地球科学)

    梅田 浩司, 浅森 浩一, 及川 輝樹

    月刊地球   26 ( 6 )   407 - 413   2004.6

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    CiNii Books

  • 地質環境の長期安定性と地層処分--今後の研究開発に向けた視点 (地質環境の長期安定性(上)高レベル放射性廃棄物の地層処分と地球科学)

    武田 精悦, 中司 昇, 梅田 浩司

    月刊地球   26 ( 6 )   332 - 338   2004.6

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  • RIPL法によるテフラ降灰層準の認定と最新の噴火活動の推定

    梅田浩司, 古澤 明

    月刊地球   26   2004

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  • 日本列島における温泉・熱水変質帯について

    小松 亮, 梅田 浩司

    サイクル機構技報   ( 4 )   121 - 128   1999.9

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    CiNii Books

  • 坑井データによる地下温度構造の推定

    梅田 浩司, 小松 亮, 中司 昇

    サイクル機構技報   ( 2 )   29 - 36   1999.3

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Awards

  • 日本応用地質学会令和5年度研究発表会優秀講演者賞

    2023.10

  • 日本応用地質学会令和3年度研究発表会優秀講演者賞

    2021.10