Degree 【 display / non-display 】

Degree 【 display / non-display 】

• Degree name:Science
  Classified degree field:Natural Science / Astronomy
  Conferring institution:Tohoku University
  Acquisition way:Coursework
  Date of acquisition:2014.03

• Degree name:Science
  Classified degree field:Natural Science / Astronomy
  Conferring institution:Tohoku University
  Acquisition way:Coursework
  Date of acquisition:2011.03

• Degree name:Science
  Classified degree field:Natural Science / Astronomy
  Conferring institution:Tohoku University
  Acquisition way:Coursework
  Date of acquisition:2009.03

Career 【 display / non-display 】

Career 【 display / non-display 】

• Affiliation:Tohoku University
  Department:Astronomical Institute
  Title:Assistant Professor
  Date:2022.10 - 2025.03

• Affiliation:Ehime University
  Department:RCSCE
  Title:Postdoctoral Fellow
  Date:2020.03 - 2022.09

• Affiliation:Nationao Observatory of Japan
  Department:TMT project / Hawaii observatory
  Title:Postdoctoral Fellow
  Date:2016.04 - 2020.03

• Affiliation:The University of Tokyo
  Department:ICRR
  Title:Postdoctoral Fellow
  Date:2014.04 - 2016.03

Research Areas 【 display / non-display 】

Research Areas 【 display / non-display 】

• Research field:Natural Science / Astronomy
  

Papers 【 display / non-display 】

Papers 【 display / non-display 】

• Title: Environmental Regulation of Dust and Star Formation Unveiled by Subaru Dual Narrowband Imaging: Degree-scale Balmer Decrement Mapping Across a z = 0.9 Supercluster
  Journal name: The Astrophysical Journal
  Date of publication: 2025.12
  Author(s): Zhaoran Liu, Tadayuki Kodama, Brian C. Lemaux, Mariko Kubo, Jose Manuel Pérez-Martínez, Yusei Koyama, Ichi Tanaka, Kazuki Daikuhara, Roy R. Gal, Denise Hung, Masahiro Konishi, Kosuke Kushibiki, Ronaldo Laishram, Lori M. Lubin, Kentaro Motohara, Hidenori Takahashi

  DOI: 10.3847/1538-4357/ae0c02
  Type of publication: Research paper (scientific journal)
  

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• Title: Environment of SDSS Quasars at z = 0.4–1.0 Explored by Subaru HSC
  Journal name: The Astrophysical Journal
  Date of publication: 2025.11
  Author(s): Kohei Shibata, Tohru Nagao, Hisakazu Uchiyama, Mariko Kubo, Yoshiki Toba, Kiyoaki Christopher Omori, Toshihiro Kawaguchi, Yuta Suzuki, Sadman Shariar Ali

  DOI: 10.3847/1538-4357/ae0471
  Type of publication: Research paper (scientific journal)
  

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• Title: Association of cold gas, massive galaxies, and AGNs in a filamentary protocluster traced by triple narrow-band imaging
  Journal name: Monthly Notices of the Royal Astronomical Society
  Date of publication: 2025.10
  Author(s): Kazuki Daikuhara, Tadayuki Kodama, Haruka Kusakabe, Charles C Steidel, Ichi Tanaka, Satoshi Kikuta, Hideki Umehata, Rhythm Shimakawa, Yusei Koyama, Kentaro Motohara, Masahiro Konishi, Jose Manuel Perez Martinez, Mariko Kubo, Dawn Erb, Kosuke Takahashi, Keita Fukushima

  DOI: 10.1093/mnras/staf1772
  Type of publication: Research paper (scientific journal)
  

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• Title: Gas outflows in two recently quenched galaxies at <i>z</i> = 4 and 7
  Journal name: Astronomy &amp; Astrophysics  vol.699  (p.A358)
  Date of publication: 2025.07
  Author(s): F. Valentino, K. E. Heintz, G. Brammer, K. Ito, V. Kokorev, K. E. Whitaker, A. Gallazzi, A. de Graaff, A. Weibel, B. L. Frye, P. S. Kamieneski, S. Jin, D. Ceverino, A. Faisst, M. Farcy, S. Fujimoto, S. Gillman, R. Gottumukkala, M. Hamadouche, K. C. Harrington, M. Hirschmann, C. K. Jespersen, T. Kakimoto, M. Kubo, C. d. P. Lagos, M. Lee, G. E. Magdis, A. W. S. Man, M. Onodera, F. Rizzo, R. Shimakawa, D. J. Setton, M. Tanaka, S. Toft, P. -F. Wu, P. Zhu

  DOI: 10.1051/0004-6361/202553908
  Type of publication: Research paper (scientific journal)
  

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• Title: ADF22+: A declining faint end in the far-infrared luminosity function in the SSA22 protocluster at z = 3.09
  Journal name: Astronomy & Astrophysics
  Date of publication: 2025.07
  Author(s): Shuo Huang, Hideki Umehata, Ian Smail, Kouichiro Nakanishi, Bunyo Hatsukade, Mariko Kubo, Yoichi Tamura, Tomoki Saito, Soh Ikarashi

  DOI: 10.1051/0004-6361/202554868
  Type of publication: Research paper (scientific journal)
  

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MISC 【 display / non-display 】

MISC 【 display / non-display 】

• Title:Ruby-Rush:地上広視野中間帯域撮像で解明する初期宇宙の銀河加速成長
  Journal name:日本天文学会年会講演予稿集  vol.2025
  Date of publication:2025
  Author(s):高橋宏典, 児玉忠恭, 但木謙一, 小山佑世, 利川潤, 久保真理子, 本原健太郎, 大工原一貴

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• Title:MIRACLES I.Cosmic Web直接検出に向けたすばるHSC超深撮像データ
  Journal name:日本天文学会年会講演予稿集  vol.2025
  Date of publication:2025
  Author(s):馬渡健, 山中郷史, 松田有一, 菊田智史, 久保真理子, 梅畑豪紀, CHAPMAN Scott C., WANG George, 菅原悠馬, 井上昭雄, 山田亨, 橋本拓也, 矢島秀伸, 大内正己, 大内正己, 長峯健太郎

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• Title:HIMMEL:z=2.23原始銀河団とその周辺領域におけるLyαの共鳴散乱とダスト減光の環境依存性
  Journal name:日本天文学会年会講演予稿集  vol.2025
  Date of publication:2025
  Author(s):舩木美空, 児玉忠恭, 久保真理子, 大工原一貴

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• Title:ADF22-WEB: A giant barred spiral starburst galaxy in the z = 3.1 SSA22 protocluster core
  Journal name:日本天文学会年会講演予稿集  vol.2025
  Date of publication:2025
  Author(s):UMEHATA Hideki, TAMURA Yoichi, HUANG Shuo, NAKANISHI Kouichiro, IONO Daisuke, MATSUDA Yuichi, KUBO Mariko, KOHNO Kotaro, MITSUHASHI Ikki, SAITO Toshiki

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• Title:z~2の銀河団とその周辺領域における中性水素によるLyαの散乱効果
  Journal name:日本天文学会年会講演予稿集  vol.2024
  Date of publication:2024
  Author(s):舩木美空, 児玉忠恭, 久保真理子, 大工原一貴

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Research Projects 【 display / non-display 】

Research Projects 【 display / non-display 】

• Research category:基盤研究(B)
  Project year：2025.04 - 2029.03
  Title:すばるとTAOのペア狭帯域撮像で捉える銀河形成最盛期のガス集積と星形成の連携
  

Presentations 【 display / non-display 】

Presentations 【 display / non-display 】

• Language:English
  Conference name:Dust and Gas throughout Cosmic Time
  International/Domestic presentation:International presentation
  Holding date：2024.12
  Title:Gaseous and dusty side of protoclusters at cosmic noon
  Presentation type:Oral presentation (invited, special)
  

• Language:English
  Conference name:2nd HSC MB workshop
  International/Domestic presentation:International presentation
  Holding date：2024.11
  Title:MB+NB exploration of environmental effects on galaxies at cosmic noon
  Presentation type:Oral presentation (invited, special)
  

• Language:English
  Conference name:First structures 2023
  International/Domestic presentation:International presentation
  Holding date：2023.09
  Title:Evolution of the average obscured star formation and AGNs in a protocluster through the optical-NIR wide-field surveys and the infrared all-sky surveys in the archive
  Presentation type:Oral presentation (invited, special)
  

• Language:English
  Conference name:南極から遠赤外線-テラヘルツ 波で探る宇宙
  International/Domestic presentation:Domestic presentation
  Holding date：2022.03
  Title:南極望遠鏡で探る、遠方銀河団の隠れた銀河BH形成
  Presentation type:Oral presentation (invited, special)
  

• Language:English
  Conference name:Subaru Users meeting FY2020
  International/Domestic presentation:International presentation
  Holding date：2021.02
  Title:The average MIR-FIR properties of protoclusters at z~4
  Presentation type:Oral presentation (invited, special)
  

Committee Memberships 【 display / non-display 】

Committee Memberships 【 display / non-display 】

• Organization name:GOPIRA
  Committee name:光赤外線天文学連絡会運営委員
  

• Committee name:Subaru SAC