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Yamada Keitaro  山田 圭太郎

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YAMADA Keitaro  山田 圭太郎

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Researcher Number 30815494
Other IDs
Affiliation (Current) 2025: 山形大学, 理学部, 講師
Affiliation (based on the past Project Information) *help 2021 – 2024: 立命館大学, 立命館グローバル・イノベーション研究機構, 助教
2018 – 2023: 立命館大学, 総合科学技術研究機構, 研究員
2021: 立命館大学, 立命館グローバル・イノベーション研究機構(BKC), 助教
2017: 京都大学, 理学研究科, 特別研究員
Review Section/Research Field
Principal Investigator
Basic Section 63010:Environmental dynamic analysis-related
Except Principal Investigator
Basic Section 04010:Geography-related / Medium-sized Section 63:Environmental analyses and evaluation and related fields / Transformative Research Areas, Section (I) / Sections That Are Subject to Joint Review: Basic Section03060:Cultural assets study-related , Basic Section03070:Museology-related / Basic Section 03070:Museology-related / Basic Section 03060:Cultural assets study-related / Medium-sized Section 17:Earth and planetary science and related fields / Medium-sized Section 4:Geography, cultural anthropology, folklore, and related fields / Basic Section 63010:Environmental dynamic analysis-related / Geology
Keywords
Principal Investigator
水月湖 / 花粉化石 / 化石花粉 / 年縞 / 古気候 / 安定同位体 / 酸素安定同位体比 / 放射性炭素 / 放射性炭素年代 / 安定同位体比 / 花粉 … More
Except Principal Investigator
… More 花粉化石 / 放射性炭素年代 / 水月湖 / 湖底堆積物 / 段丘堆積物 / 円磨度 / 砕屑物 / 画像解析 / 津波堆積物 / 白亜紀 / 気候変動 / IntCal / 年縞 / 化石花粉 / セルソーター / 放射性炭素年代測定 / 海洋無酸素事変 / 陸域環境 / 陽イオン質量分析 / ベイズ推定 / 考古編年 / イベント堆積物 / 旧石器考古篇年 / 較正曲線 / 漂流・漂着軽石 / 洪水堆積物 / 放射性炭素年代校正 / 放射性炭素年代較正 / 津波数値計算 / マニラ海溝 / フィリピン / 橋杭岩 / Structure from Motion / 機械学習 / 巨礫 / 陸域気候 / 地球温暖化 / 湖成層 / 急激な気候変化 / 気候安定性 / 千年スケール / 太陽活動 / 蒸発/降水量変動 / アジア内陸 / 温室期 / 地球化学 / 層位・古生物学 / 地質学 / 年代較正 / 放射性炭素 / 放射性炭素年代較正曲線 Less
  • Research Projects

    (11 results)
  • Research Products

    (35 results)
  • Co-Researchers

    (24 People)
  •  C-14測定の限界性能を追求する、過去5万年から3万年にかけての新しい年代基準

    • Principal Investigator
      大森 貴之
    • Project Period (FY)
      2024 – 2026
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 03060:Cultural assets study-related
      Basic Section 03070:Museology-related
      Sections That Are Subject to Joint Review: Basic Section03060:Cultural assets study-related , Basic Section03070:Museology-related
    • Research Institution
      The University of Tokyo
  •  砕屑物の形状は何を語るか?-段丘・イベント堆積物の給源・運搬過程解明への応用研究-

    • Principal Investigator
      石村 大輔
    • Project Period (FY)
      2024 – 2027
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 04010:Geography-related
    • Research Institution
      Tokyo Metropolitan University
  •  「人間の時間感覚」に到達する超高精度年代学

    • Principal Investigator
      大森 貴之
    • Project Period (FY)
      2024 – 2028
    • Research Category
      Grant-in-Aid for Transformative Research Areas (A)
    • Review Section
      Transformative Research Areas, Section (I)
    • Research Institution
      The University of Tokyo
  •  極端な温暖化イベントに対する陸域環境と植生の応答:モンゴルの奇跡の年縞から探る

    • Principal Investigator
      長谷川 卓
    • Project Period (FY)
      2024 – 2026
    • Research Category
      Fund for the Promotion of Joint International Research (International Collaborative Research)
    • Review Section
      Medium-sized Section 63:Environmental analyses and evaluation and related fields
    • Research Institution
      Kanazawa University
  •  水月湖の高純度化石花粉から明らかにする未知の大気14C濃度変動とその原因Principal Investigator

    • Principal Investigator
      山田 圭太郎
    • Project Period (FY)
      2023 – 2026
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 63010:Environmental dynamic analysis-related
    • Research Institution
      Ritsumeikan University
  •  Extraction of large number of grain shape with high precision using image analysis and elucidation of source and transport processes based on shape information

    • Principal Investigator
      Ishimura Daisuke
    • Project Period (FY)
      2021 – 2023
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 04010:Geography-related
    • Research Institution
      Tokyo Metropolitan University
  •  Mapping of coastal boulders and wave source estimation for tsunami risk assessment in the South China Sea

    • Principal Investigator
      Ishimura Daisuke
    • Project Period (FY)
      2020 – 2024
    • Research Category
      Grant-in-Aid for Challenging Research (Exploratory)
    • Review Section
      Medium-sized Section 4:Geography, cultural anthropology, folklore, and related fields
    • Research Institution
      Tokyo Metropolitan University
  •  Palaeoclimatic reconstructions for the last 150,000 years based on stable isotope ratios of fossil pollen grainsPrincipal Investigator

    • Principal Investigator
      Yamada Keitaro
    • Project Period (FY)
      2019 – 2022
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 63010:Environmental dynamic analysis-related
    • Research Institution
      Ritsumeikan University
  •  Verification of abrupt climate change in hothouse climate state from lacustrine varve record

    • Principal Investigator
      Hasegawa Hitoshi
    • Project Period (FY)
      2019 – 2021
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 63010:Environmental dynamic analysis-related
    • Research Institution
      Kochi University
  •  Improving radiocarbon calibration model by dating fossil pollen pellets prepared by cell sorter

    • Principal Investigator
      Nakagawa Takeshi
    • Project Period (FY)
      2018 – 2021
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 17:Earth and planetary science and related fields
    • Research Institution
      Ritsumeikan University
  •  Extraction of fossil pollen grains from sediment matrix by cell-sorter and improving radiocarbon calibration

    • Principal Investigator
      Nakagawa Takeshi
    • Project Period (FY)
      2016 – 2017
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Geology
    • Research Institution
      Ritsumeikan University

All 2023 2022 2021 2020 2019 2018

All Journal Article Presentation

  • [Journal Article] Numerical estimation of a tsunami source at the flexural area of Kuril and Japan Trenches in the fifteenth to seventeenth century based on paleotsunami deposit distributions in northern Japan2022

    • Author(s)
      Sato Kai、Yamada Masaki、Ishimura Daisuke、Ishizawa Takashi、Baba Toshitaka
    • Journal Title

      Progress in Earth and Planetary Science

      Volume: 9 Issue: 1 Pages: 1-24

    • DOI

      10.1186/s40645-022-00530-2

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-20K20733, KAKENHI-PROJECT-21H00631, KAKENHI-PROJECT-23K23010
  • [Journal Article] Washover deposits related to tsunami and storm surge along the north coast of the Shimokita Peninsula in northern Japan2022

    • Author(s)
      Ishimura Daisuke、Ishizawa Takashi、Yamada Masaki、Aoki Kaori、Sato Kai
    • Journal Title

      Progress in Earth and Planetary Science

      Volume: 9 Issue: 1 Pages: 1-27

    • DOI

      10.1186/s40645-022-00529-9

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-20K20733, KAKENHI-PROJECT-21H00631
  • [Journal Article] Extraction method for fossil pollen grains using a cell sorter suitable for routine 14C dating2021

    • Author(s)
      Keitaro YAMADA, Takayuki OMORI, Ikuko KITABA, Tatsuo HORI, Takeshi NAKAGAWA
    • Journal Title

      Quaternary Science Reviews

      Volume: 272 Pages: 107236-107236

    • DOI

      10.1016/j.quascirev.2021.107236

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03744, KAKENHI-PROJECT-19H04256, KAKENHI-PROJECT-19K21894, KAKENHI-PROJECT-19K20442
  • [Journal Article] Integrated lateral correlation of tsunami deposits during the last 6000 years using multiple indicators at Koyadori, Sanriku Coast, northeast Japan2021

    • Author(s)
      Ishimura Daisuke, Yamada Keitaro
    • Journal Title

      Quaternary Science Reviews

      Volume: 256 Pages: 106834-106834

    • DOI

      10.1016/j.quascirev.2021.106834

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20K20733
  • [Journal Article] Integrating the Holocene tephrostratigraphy for East Asia using a high-resolution cryptotephra study from Lake Suigetsu (SG14 core), central Japan2018

    • Author(s)
      McLean, D., Albert, P., Nakagawa, T., Suzuki, T., Staff, R., Yamada, K., Kitaba, I., Haraguchi, T., Kitagawa, J., SG14 Project Members and Smith, V.
    • Journal Title

      Quaternary Science Reviews

      Volume: 183 Pages: 36-58

    • DOI

      10.1016/j.quascirev.2017.12.013

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-25282082, KAKENHI-PLANNED-26101002, KAKENHI-PROJECT-15H02143, KAKENHI-PROJECT-15H02959, KAKENHI-PROJECT-16J10887, KAKENHI-PROJECT-15K21497, KAKENHI-PROJECT-16K13894
  • [Presentation] Stable isotope records of fossil pollen in Lake Suigetsu, Japan, since the last interglacial2023

    • Author(s)
      Yamada, K., Omori, T., Kitaba, I., Nakagawa, T.
    • Organizer
      INQUA
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K20442
  • [Presentation] 粒子形状画像解析を用いた砂質津波堆積物の供給源推定2023

    • Author(s)
      鳴澤美羽・山田昌樹・石村大輔・山田圭太郎・石澤尭史
    • Organizer
      2023年度津波堆積物研究会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] Stable isotope records of fossil pollen in Lake Suigetsu, Japan, since the last interglacial2023

    • Author(s)
      K. Yamada, T. Omori, T. Nakagawa, I. Kitaba
    • Organizer
      International Union for Quaternary Research
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K28219
  • [Presentation] 三陸海岸における現世海浜礫の円磨度データベースの構築:礫質堆積物の供給源推定に向けて2023

    • Author(s)
      若林由佳子・山田昌樹・石村大輔
    • Organizer
      2023年度津波堆積物研究会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] 粒子形状画像解析を用いた宮城県南三陸町大沼における津波堆積物の供給源推定2023

    • Author(s)
      鳴澤美羽・山田昌樹・加藤汰一・石村大輔・山田圭太郎
    • Organizer
      日本堆積学会2023年新潟大会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] 深層学習による海岸巨礫マッピングと礫移動計算ーフィリピン・ルソン島イロコスノルテを例にー2023

    • Author(s)
      石村大輔・山田圭太郎・馬場俊孝・近貞直孝・Ramos, N., Cantillep, A., Punzalan, C.
    • Organizer
      2023年度日本地震学会秋季大会
    • Data Source
      KAKENHI-PROJECT-20K20733
  • [Presentation] 砕屑物形状解析による破堤堆積物の供給源推定2023

    • Author(s)
      山田昌樹・加藤汰一・石村大輔・山田圭太郎
    • Organizer
      日本堆積学会2023年新潟大会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] 福徳岡ノ場2021年噴火による漂着軽石の円磨度の特徴―漂着場所と時間に着目して-2023

    • Author(s)
      石村大輔・平峰玲緒奈・山田素子・中村義也
    • Organizer
      2023年日本地理学会春季学術大会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] 数値計算による宮城県南三陸町大沼における津波堆積物の波源推定2023

    • Author(s)
      鳴澤美羽・山田昌樹・石村大輔
    • Organizer
      日本地球惑星科学連合2023年大会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] 円磨度分布に基づく破堤堆積物の供給源の推定2022

    • Author(s)
      加藤汰一・山田昌樹・石村大輔・山田圭太郎・鳴澤美羽
    • Organizer
      日本堆積学会2022年オンライン大会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] 粒子形状画像解析を用いた宮城県南三陸町大沼における礫質津波堆積物の供給源推定2022

    • Author(s)
      鳴澤美羽・山田昌樹・石村大輔・山田圭太郎・加藤汰一
    • Organizer
      日本堆積学会2022年オンライン大会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] 形状解析を用いた破堤堆積物の給源と堆積過程の解明2022

    • Author(s)
      加藤汰一・山田昌樹・石村大輔・山田圭太郎・鳴澤美羽
    • Organizer
      2022年度津波堆積物研究会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] 福徳岡ノ場2021年噴火による漂流軽石の形状の特徴2022

    • Author(s)
      石村大輔・平峰玲緒奈・山田素子・中村義也
    • Organizer
      日本第四紀学会2022年大会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] 深層学習を用いた沿岸巨礫のマッピング2022

    • Author(s)
      山田圭太郎・石村大輔
    • Organizer
      日本第四紀学会
    • Data Source
      KAKENHI-PROJECT-20K20733
  • [Presentation] 宮城県南三陸町大沼における津波堆積物の波源推定2022

    • Author(s)
      鳴澤美羽・山田昌樹・石村大輔・山田圭太郎・加藤汰一
    • Organizer
      2022年度津波堆積物研究会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] 青森県,下北半島北部関根浜における群列掘削調査に基づくイベント堆積物の特徴とその分布2021

    • Author(s)
      石村大輔・山田昌樹・石澤尭史・青木かおり・佐藤海生
    • Organizer
      日本地球惑星科学連合2021年大会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] 高密度掘削試料に基づく津波堆積物とその分布:岩手県山田町小谷鳥を例に2021

    • Author(s)
      石村大輔・山田圭太郎
    • Organizer
      日本第四紀学会2021年大会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] SfMと機械学習を用いた沿岸巨礫の抽出―和歌山県串本町橋杭岩を例として2021

    • Author(s)
      石村大輔・山田圭太郎
    • Organizer
      2021年度日本地理学会秋季学術大会
    • Data Source
      KAKENHI-PROJECT-20K20733
  • [Presentation] Pollen isotope records from Lake Suigetsu, Japan2021

    • Author(s)
      Keitaro YAMADA, Takayuki OMORI, Ikuko KITABA, Akiteru YAMASAKI, Takeshi NAKAGAWA
    • Organizer
      Japan Geoscience Union Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03744
  • [Presentation] 花粉化石を用いた放射性炭素年代測定と第四紀研究への応用の可能性2021

    • Author(s)
      山田 圭太郎,大森 貴之,北場 育子,中川 毅
    • Organizer
      日本地球惑星科学連合大会
    • Data Source
      KAKENHI-PROJECT-19K20442
  • [Presentation] 砕屑物形状パラメータに基づく洪水堆積物の給源・堆積過程の解明2021

    • Author(s)
      加藤汰一・山田昌樹・石村大輔・斉藤央岳
    • Organizer
      2021年度津波堆積物研究会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] 化石花粉を用いた放射性炭素年代測定と第四紀研究への応用の可能性2021

    • Author(s)
      Keitaro YAMADA, Takayuki OMORI, Ikuko KITABA, Takeshi NAKAGAWA
    • Organizer
      Japan Geoscience Union Meeting 2021
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03744
  • [Presentation] Tsunami source estimation based on the distribution of paleotsunami deposit in the 17th century at Sekinehama, northeast Japan2021

    • Author(s)
      Kai Sato, Masaki, Yamada, Daisuke Ishimura, Takashi Ishizawa, Toshitaka Baba
    • Organizer
      AGU Fall Meeting 2021
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] 粒子形状画像解析を用いた宮城県南三陸町大沼で見出された津波堆積物の供給源推定2021

    • Author(s)
      鳴澤美羽・山田昌樹・石村大輔・加藤汰一
    • Organizer
      2021年度津波堆積物研究会
    • Data Source
      KAKENHI-PROJECT-21H00631
  • [Presentation] Pollen isotope records from Lake Suigetsu, Japan2020

    • Author(s)
      山田 圭太郎、大森 貴之、北場 育子、山崎 彬輝、中川 毅
    • Organizer
      JpGU-AGU joint meeting 2020
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K20442
  • [Presentation] Stable isotope records of pollen fossils in Lake Suigetsu, Japan, during the Last Glacial-Interglacial Transition2019

    • Author(s)
      Keitaro Yamada, Takayuki Omori, Takeshi Nakagawa, Ikuko Kitaba
    • Organizer
      20th Congress of the International Union for Quaternary Research (INQUA)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03744
  • [Presentation] Stable isotope records of pollen fossils in Lake Suigetsu, Japan, during the Last Glacial-Interglacial Transition2019

    • Author(s)
      Keitaro Yamada, Takayuki Omori, Takeshi Nakagawa, Ikuko Kitaba
    • Organizer
      INQUA
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K20442
  • [Presentation] 水月湖に保存された花粉化石の酸素安定同位体比変動2019

    • Author(s)
      山田 圭太郎, 大森 貴之, 北場 育子, 中川 毅
    • Organizer
      日本地球惑星科学連合大会
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K20442
  • [Presentation] 世界の追撃を いかにして振り切るか -水月湖プロジェクトの憂鬱と勝算-2018

    • Author(s)
      中川 毅、山田 圭太郎、大森 貴之、北場 育子
    • Organizer
      第四紀学会公開シンポジウム「自然環境と人類の将来予測に向けた第四紀学の最先端:各領域分野の最新動向とその 共有・発展をめざして」
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H03744
  • [Presentation] Extraction of high-quality 14C data from terrestrial sediments containing pollen fossils: High-efficiency pollen 14C analysis using next-generation cell sorter2018

    • Author(s)
      Takayuki Omori, Keitaro Yamada, Ikuko Kitaba, Takeshi Nakagawa
    • Organizer
      23rd International Radiocarbon Conference
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03744
  • 1.  大森 貴之 (30748900)
    # of Collaborated Projects: 5 results
    # of Collaborated Products: 7 results
  • 2.  Nakagawa Takeshi (20332190)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 7 results
  • 3.  Ishimura Daisuke (00736225)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 22 results
  • 4.  山田 昌樹 (40806402)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 16 results
  • 5.  石澤 尭史 (50849320)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 3 results
  • 6.  Hasegawa Hitoshi (80551605)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  石村 豊穂 (80422012)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  山本 正伸 (60332475)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 9.  太田 亨 (40409610)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 10.  勝田 長貴 (70377985)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 11.  村山 雅史 (50261350)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  馬場 俊孝 (90359191)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 13.  近貞 直孝 (90318197)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  北場 育子 (60631710)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 6 results
  • 15.  渡部 真史 (30847190)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 16.  高橋 尚志 (60848050)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 17.  門脇 誠二 (00571233)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 18.  長屋 憲慶 (60647098)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 19.  高橋 直也 (20945365)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 20.  金崎 由布子 (10908297)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 21.  長谷川 卓 (50272943)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 22.  小坂 由紀子 (90847360)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 23.  YAMAMOTO Naotaka
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 24.  鈴木 毅彦
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

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