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Okai Takashi  岡井 貴司

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OKAI Takashi  岡井 貴司

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Researcher Number 20356679
Other IDs
Affiliation (Current) 2025: 国立研究開発法人産業技術総合研究所, 地質調査総合センター, 研究主幹
Affiliation (based on the past Project Information) *help 2012 – 2015: 独立行政法人産業技術総合研究所, 地質情報研究部門, 研究グループ長
2014: 産業技術総合研究所, 地質情報研究部門, 研究グループ長
2011: 産業技術総合研究所, 地質情報研究部門, 研究グループ長
2008: 産業技術総合研究所, 地質情報研究部門, 主任研究員
2006 – 2008: 独立行政法人産業技術総合研究所, 地質情報研究部門, 主任研究員
2005: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, INSTITUTE OF GEOLOGY AND GEOINFORMATION, SENIOR RESEARCHER, 地質情報研究部門, 主任研究員
2004: 独立行政法人産業技術総合研究所, 地質情報研究部門・物質循環研究グループ, 主任研究官
Review Section/Research Field
Except Principal Investigator
Stratigraphy/Paleontology / Geochemistry/Astrochemistry
Keywords
Except Principal Investigator
古環境 / 水温 / サンゴ / 地球化学 / 地質学 / ペルム紀 / 気候変動 / 層位・古生物学 / 酸素同位体比 / 同位体 … More / 層序学 / 炭酸塩堆積学 / 古生物学 / 微生物岩 / 気候期 / 礁 / 古生代 / 造礁生物 / ゴンドワナ氷床 / 気候期転換 / 秋吉石灰岩 / パンサラッサ / 造礁生物群集 / PACIFIC OCEAN / DEEP WATER / PROXY / SURFACE WATER / STABLE ISOTOPES / PLANKTONIC FORAMINIFERA / PALEO-ENVIRONMENTS / GLOBAL ENVIRONMENTS / 低緯度海域 / G.ruber / 太平洋 / 深層水 / 間接指標 / 表層水 / 安定同位体比 / 浮遊性有孔虫 / 地球環境 / 同位体比分別 / 気候指標 / 気候期変動 / 礁生物進化 / スーパープルーム / パンサラッサ海洋島石灰岩 / 堆積学 / 秋吉帯石灰岩 / 環礁 / 炭酸塩岩 / 層序 / 生態学 / 地球科学 / 海洋科学 / 代替指標 / 種内変異 / 骨格 / 炭素同位体比 / 成長速度 / 炭酸カルシウム / 海水温 / 生物鉱化作用 Less
  • Research Projects

    (6 results)
  • Research Products

    (10 results)
  • Co-Researchers

    (21 People)
  •  Study on the formation of large oncoids in the Early Permian and their relation with the Panthalassan superplume

    • Principal Investigator
      Nakazawa Tsutomu
    • Project Period (FY)
      2013 – 2015
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Stratigraphy/Paleontology
    • Research Institution
      National Institute of Advanced Industrial Science and Technology
  •  Inter- and intracolony variability of coral climate proxies and implication for coral climatology

    • Principal Investigator
      SUZUKI Atsushi
    • Project Period (FY)
      2012 – 2014
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Geochemistry/Astrochemistry
    • Research Institution
      National Institute of Advanced Industrial Science and Technology
  •  Response of reef community and oceanic environment to Early Permian superplume

    • Principal Investigator
      NAKAZAWA Tsutomu
    • Project Period (FY)
      2010 – 2012
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Stratigraphy/Paleontology
    • Research Institution
      National Institute of Advanced Industrial Science and Technology
  •  Study on coral calcification and signal recording ability of coral climate proxies

    • Principal Investigator
      SUZUKI Atsushi
    • Project Period (FY)
      2009 – 2011
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geochemistry/Astrochemistry
    • Research Institution
      National Institute of Advanced Industrial Science and Technology
  •  Study on climate proxies in coral skeleton using cultured specimens

    • Principal Investigator
      SUZUKI Atsushi
    • Project Period (FY)
      2006 – 2008
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geochemistry/Astrochemistry
    • Research Institution
      National Institute of Advanced Industrial Science and Technology
  •  GLOBAL MAPPING OF STABLE ISOTOPES AND TRACE ELEMENTS IN THE PLANKTONIC FORAMINIFERA AND ITS APPLICATION TO PALEOCEANOGRAPHY

    • Principal Investigator
      KAWAHATA Hodaka
    • Project Period (FY)
      2004 – 2005
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Stratigraphy/Paleontology
    • Research Institution
      The University of Tokyo
      National Institute of Advanced Industrial Science and Technology

All 2015 2014 2013 2011 2010 2009

All Journal Article Presentation

  • [Journal Article] Maldistribution of phosphorus in the Carboniferous–Permian atoll-type limestones of the Akiyoshi accretionary complex2015

    • Author(s)
      坂田健太郎・中澤 努・岡井貴司・上野勝美
    • Journal Title

      BULLETIN OF THE GEOLOGICAL SURVEY OF JAPAN

      Volume: 66 Issue: 11-12 Pages: 199-212

    • DOI

      10.9795/bullgsj.66.199

    • NAID

      130005125899

    • ISSN
      1346-4272, 2186-490X
    • Language
      Japanese
    • Data Source
      KAKENHI-PROJECT-25400503
  • [Journal Article] Precise determination of Sr/Ca by laser ablation ICP-MS compared to ICP-AES and application to multi-century temperate corals2014

    • Author(s)
      Kawakubo Y、Yokoyama Y、Suzuki A、Okai T、Alibert C、Kinsley L、Eggins S
    • Journal Title

      GEOCHEMICAL JOURNAL

      Volume: 48 Issue: 2 Pages: 145-152

    • DOI

      10.2343/geochemj.2.0295

    • NAID

      130004469407

    • ISSN
      0016-7002, 1880-5973
    • Language
      English
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24244090
  • [Journal Article] Heavy metal pollution in Ancient Nara, Japan, during the eighth century.2014

    • Author(s)
      Kawahata, H., Yamashita, S., Yamaoka, K., Okai, T., Shimoda, G., Imai, N.
    • Journal Title

      Progress in Earth and Planetary Science

      Volume: 1 Issue: 1 Pages: 1-15

    • DOI

      10.1186/2197-4284-1-15

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-25400503
  • [Journal Article] Coral growth-rate insensitive Sr/Ca as a robust temperature recorder at the extreme latitudinal limits of Porites2013

    • Author(s)
      Hirabayashi S、Yokoyama Y、Suzuki A、Kawakubo Y、Miyairi Y、 Okai T、Nojima S
    • Journal Title

      Geochemical Journal

      Volume: 47

    • NAID

      130004469376

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24244090
  • [Journal Article] A model-based test of accuracy of seawater oxygen isotope ratio record derived from a coral dual proxy method at southeastern Luzon Island, the Philippines2013

    • Author(s)
      Liu, G., K. Kojima, K. Yoshimura, T. Okai, A. Suzuki, T. Oki, F. Siringan, M. Yoneda, and H. Kawahata
    • Journal Title

      Journal of Geophysical Research: Biogeosciences

      Volume: 118(2) Issue: 2 Pages: 853-859

    • DOI

      10.1002/jgrg.20074

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PLANNED-22101005, KAKENHI-PROJECT-23226012, KAKENHI-PROJECT-23686071, KAKENHI-PROJECT-24244090, KAKENHI-PROJECT-25400503
  • [Journal Article] Reconstruction of the East China Sea paleoenvironment at 16 ka by comparison of fossil and modern Faviidae corals from the Ryukyus, southwestern Japan.2009

    • Author(s)
      Mishima, M., Kawahata, H., Suzuki, A., Inoue, M., Okai, T., Omura, A.
    • Journal Title

      Journal of Quaternary Science 24

      Pages: 928-936

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21340166
  • [Journal Article] Reconstruction of the East China Sea paleoenvironment at 16 ka by comparison of fossil and modern Faviidae corals from the Ryukyus, southwestern Japan2009

    • Author(s)
      Mishima, M., Kawahata, H., Suzuki, A., Inoue, M., Okai, T., Omura, A
    • Journal Title

      Journal of Quaternary Science

      Volume: 24 Issue: 8 Pages: 928-936

    • DOI

      10.1002/jqs.1268

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21340166
  • [Presentation] ニオウミドリイシ骨格による古環境復元:グレートバリアリーフの最終氷期水温推定と飼育実験による検討2014

    • Author(s)
      鈴木 淳, 西田 梢, 石村豊穂, 岡井貴司, 井口 亮, 井上麻夕里, 横山祐典
    • Organizer
      2014年度日本地球化学会年会
    • Place of Presentation
      富山大学
    • Year and Date
      2014-09-18
    • Data Source
      KAKENHI-PROJECT-24244090
  • [Presentation] 長期飼育ハマサンゴを用いた骨格成長速度が気候指標に与える影響の検討2011

    • Author(s)
      林恵里香, 中村 崇, 井口 亮, 岩瀬晃啓, 酒井一彦, 鈴木 淳, 岡井貴司, 川幡穂高
    • Organizer
      日本地球化学会第58回年会
    • Place of Presentation
      札幌市
    • Year and Date
      2011-09-14
    • Data Source
      KAKENHI-PROJECT-21340166
  • [Presentation] フィリピン東岸のサンゴ骨格を用いた過去120年間の気候復元および西太平洋の気候システムの理解2010

    • Author(s)
      福島彩香, 鈴木淳, 川幡穂高, 岡井貴司, 小島啓太郎, Fernando Sirngan
    • Organizer
      日本地球惑星科学連合
    • Place of Presentation
      幕張メッセ(千葉市)
    • Year and Date
      2010-05-27
    • Data Source
      KAKENHI-PROJECT-21340166
  • 1.  KAWAHATA Hodaka (20356851)
    # of Collaborated Projects: 5 results
    # of Collaborated Products: 6 results
  • 2.  SUZUKI Atsushi (60344199)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 6 results
  • 3.  MURAYAMA Shohei (30222433)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 4.  SAKAI Kazuhiko (50153838)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 1 results
  • 5.  INOUE Mayuri (20451891)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 3 results
  • 6.  KATO Aki (00452962)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 7.  NAKAZAWA Tsutomu (50357620)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 8.  UENO Katsumi (90241786)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 9.  MURAKAMI Akio (50304134)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 10.  NAKAMURA Takashi (40404553)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 11.  ZHANG Jing (20301822)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  NAKASHIMA Rei (00392639)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 13.  ISONO Ryosuke (80588583)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  KIKKAWA Takashi (50541091)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 15.  IGUCHI Akira (50547502)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 1 results
  • 16.  HAYASHI Masahiro (20444870)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 17.  NISHI Hiroshi (20192685)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 18.  UJIIE Hiroshi (60000113)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 19.  YOKOYAMA Yusuke (10359648)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 20.  堀田 公明 (90541087)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 21.  米田 穣
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

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