Mawatari Ken 馬渡健

Researcher Number	00838287
Other IDs
Affiliation (Current)	2026: 早稲田大学, 理工学術院, 講師(任期付)
Affiliation (based on the past Project Information) *help	2026: 早稲田大学, 理工学術院, 講師(任期付) 2024: 早稲田大学, 理工学術院, 講師(任期付) 2023: 筑波大学, 数理物質系, 研究員 2021 – 2022: 国立天文台, ハワイ観測所, 特任研究員 2020: 東京大学, 宇宙線研究所, 特任研究員
Review Section/Research Field	Principal Investigator Basic Section 16010:Astronomy-related
Keywords	Principal Investigator 赤外線観測 / 初期宇宙 / 銀河形成 / 銀河形成・進化 / 多波長観測 / Passive銀河 / 遠方銀河

JWSTとALMAで迫る電離光子脱出銀河の物理機構：再電離の俯瞰から理解へPrincipal Investigator
- Principal Investigator
  
  馬渡健
- Project Period (FY)
  2026 – 2028
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 16010:Astronomy-related
- Research Institution
  Waseda University
Star formation activity in the very early Universe revealed by survey of the most distant passive galaxiesPrincipal Investigator
- Principal Investigator
  
  Mawatari Ken
- Project Period (FY)
  2020 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 16010:Astronomy-related
- Research Institution
  Waseda University
  University of Tsukuba
  National Astronomical Observatory of Japan
  The University of Tokyo

All 2025 2024 2023 2022 2020

All Journal Article Presentation

[Journal Article] JWST，ALMA，and Keck Spectroscopic Constraints on the UV Luminosity Functions at z ? 7-14: Clumpiness and Compactness of the Brightest Galaxies in the Early Universe2025
- Author(s)
  Yuichi Harikane、Akio K. Inoue、Richard S. Ellis、Masami Ouchi、Yurina Nakazato、Yoichi Tamura (34/36名)、et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 980 Issue: 1 Pages: 138-163
- DOI
  10.3847/1538-4357/ad9b2c
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22H04939, KAKENHI-PROJECT-21H04494, KAKENHI-PROJECT-23H00131, KAKENHI-PROJECT-24H00245, KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-22K03670, KAKENHI-PROJECT-24K07102, KAKENHI-PROJECT-24K17095, KAKENHI-PROJECT-23KJ0728, KAKENHI-PROJECT-24KJ0202, KAKENHI-PROJECT-22K21349
[Journal Article] Detection of the [O I] 63 μm emission line from the z = 6.04 quasar J2054-00052025
- Author(s)
  Nozomi Ishii、Takuya Hashimoto、Carl Ferkinhoff、Matus Rybak、Akio K. Inoue、Yoichi Tamura (13/27名)、et al.
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 77 Issue: 1 Pages: 139-148
- DOI
  10.1093/pasj/psae105
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22H04939, KAKENHI-PROJECT-21H04496, KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-23K22529, KAKENHI-PROJECT-23K25911, KAKENHI-PROJECT-23K03462, KAKENHI-PROJECT-23KJ0728, KAKENHI-PROJECT-23K20035
[Journal Article] RIOJA. Complex Dusty Starbursts in a Major Merger B14-65666 at z = 7.152025
- Author(s)
  Yuma Sugahara、Javier Alvarez-Marquez、Takuya Hashimoto、Luis Colina、Akio K. Inoue、Yoichi Tamura (22/24名)、et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 981 Issue: 2 Pages: 135-152
- DOI
  10.3847/1538-4357/adb02a
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22H04939, KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-22KJ1598, KAKENHI-PROJECT-23K22529, KAKENHI-PROJECT-23K13149, KAKENHI-PROJECT-23KJ0728, KAKENHI-PROJECT-23KJ2052
[Journal Article] FINER: Far-Infrared Nebular Emission Receiver for the large millimeter telescope2024
- Author(s)
  Yoichi Tamura、Takeshi Sakai、Ryohei Kawabe、Takafumi Kojima、Akio Taniguchi、et al. (全37名)
- Journal Title
  
  Millimeter，Submillimeter，and Far-Infrared Detectors and Instrumentation for Astronomy XII
  
  Volume: 13102 Pages: 34-34
- DOI
  10.1117/12.3017788
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22H04939, KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-22KJ1598
[Journal Article] JWST/NIRSpec spectroscopy of intermediate-mass quiescent galaxies at z ～ 3-42024
- Author(s)
  Riku A. Sato、Akio K. Inoue、Yuichi Harikane、Rhythm Shimakawa、Yuma Sugahara、Yoichi Tamura (6/12名)、et al.
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 534 Issue: 4 Pages: 3552-3564
- DOI
  10.1093/mnras/stae2300
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22H04939, KAKENHI-PROJECT-23H00131, KAKENHI-PROJECT-24H00245, KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-23K22529, KAKENHI-PROJECT-23K13141, KAKENHI-PROJECT-24K17095, KAKENHI-PROJECT-23KJ2052, KAKENHI-PROJECT-23K20035
[Journal Article] EMPRESS. XII. Statistics on the Dynamics and Gas Mass Fraction of Extremely Metal-poor Galaxies2024
- Author(s)
  Xu Yi, Ouchi Masami, Isobe Yuki, Mawatari Ken, et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 961 Issue: 1 Pages: 49-49
- DOI
  10.3847/1538-4357/ad06ab
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-21K13909, KAKENHI-PROJECT-22KJ0157, KAKENHI-PROJECT-23KJ2148, KAKENHI-PROJECT-22K03670, KAKENHI-PROJECT-21K03622, KAKENHI-PROJECT-18K13588, KAKENHI-PROJECT-20K14532, KAKENHI-PROJECT-21K13966, KAKENHI-PROJECT-20K22373, KAKENHI-PLANNED-19H05810, KAKENHI-PUBLICLY-23H04009, KAKENHI-PROJECT-20H00171, KAKENHI-PROJECT-21H04496, KAKENHI-PROJECT-23K20866, KAKENHI-PROJECT-21H04997, KAKENHI-PROJECT-21H04489, KAKENHI-PROJECT-21H04499, KAKENHI-PROJECT-21K03614, KAKENHI-PROJECT-23K25911, KAKENHI-PROJECT-24K00683
[Journal Article] Characterizing CO Emitters in the SSA22-AzTEC26 Field2023
- Author(s)
  Huang Shuo、Umehata Hideki、Kawabe Ryohei、Kohno Kotaro、Lee Minju、Tamura Yoichi、Hatsukade Bunyo、Mawatari Ken
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 953 Issue: 1 Pages: 75-75
- DOI
  10.3847/1538-4357/ace0c0
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-22H04939, KAKENHI-PROJECT-23K20240
[Journal Article] Cosmological-scale Lyα Forest Absorption around Galaxies and AGNs Probed with the HETDEX and SDSS Spectroscopic Data2023
- Author(s)
  Sun Dongsheng、Mawatari Ken、Ouchi Masami、Ono Yoshiaki、Yajima Hidenobu、Zhang Yechi、Abe Makito、Bowman William P.、Cooper Erin Mentuch、Davis Dustin、Farrow Daniel J.、Gebhardt Karl、Hill Gary J.、Liu Chenxu、Schneider Donald P.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 951 Issue: 1 Pages: 25-25
- DOI
  10.3847/1538-4357/accf88
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-22K03670, KAKENHI-PROJECT-20H00180, KAKENHI-PROJECT-21H04489
[Journal Article] Reionization and the ISM/Stellar Origins with JWST and ALMA (RIOJA): The Core of the Highest-redshift Galaxy Overdensity at z = 7.88 Confirmed by NIRSpec/JWST2023
- Author(s)
  Hashimoto T., Alvarez-Marquez J., Fudamoto Y., Mawatari K., et al.
- Journal Title
  
  The Astrophysical Journal Letters
  
  Volume: 955 Issue: 1 Pages: 8-8
- DOI
  10.3847/2041-8213/acf57c
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-22KJ1598, KAKENHI-PROJECT-23KJ0728, KAKENHI-PROJECT-23KJ2052, KAKENHI-PROJECT-23K22529, KAKENHI-PROJECT-22H04939, KAKENHI-PROJECT-23H00131
[Journal Article] Detections of [C ii] 158 μm and [O iii] 88 μm in a Local Lyman Continuum Emitter, Mrk 54, and Its Implications to High-redshift ALMA Studies*2023
- Author(s)
  Ura Ryota、Hashimoto Takuya、Inoue Akio K.、Fadda Dario、Hayes Matthew、Puschnig Johannes、Zackrisson Erik、Tamura Yoichi、Matsuo Hiroshi、Mawatari Ken、Fudamoto Yoshinobu、Hagimoto Masato、Kuno Nario、Sugahara Yuma、Yamanaka Satoshi、C. Bakx Tom J. L.、Nakazato Yurina、Usui Mitsutaka、Yajima Hidenobu、Yoshida Naoki
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 948 Issue: 1 Pages: 3-3
- DOI
  10.3847/1538-4357/acc530
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K22358, KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-23KJ0728, KAKENHI-PROJECT-22H04939, KAKENHI-PROJECT-23K22529, KAKENHI-PROJECT-21H04489
[Journal Article] The SSA22 H i Tomography Survey (SSA22-HIT). I. Data Set and Compiled Redshift Catalog2023
- Author(s)
  Mawatari Ken、Inoue Akio K.、Yamada Toru、Hayashino Tomoki、Prochaska J. Xavier、Lee Khee-Gan、Tejos Nicolas、Kashikawa Nobunari、Otsuka Takuya、Yamanaka Satoshi、Schlegel David J.、Matsuda Yuichi、Hennawi Joseph F.、Iwata Ikuru、Umehata Hideki、Mukae Shiro、Ouchi Masami、Sugahara Yuma、Tamura Yoichi
- Journal Title
  
  The Astronomical Journal
  
  Volume: 165 Issue: 5 Pages: 208-208
- DOI
  10.3847/1538-3881/acb707
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-21H04490, KAKENHI-PROJECT-22H04939
[Journal Article] EMPRESS. IX. Extremely Metal-poor Galaxies are Very Gas-rich Dispersion-dominated Systems: Will the James Webb Space Telescope Witness Gaseous Turbulent High-z Primordial Galaxies?2023
- Author(s)
  Isobe Yuki, Ouchi Masami, Nakajima Kimihiko, Mawatari Ken, et al.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 951 Issue: 2 Pages: 102-102
- DOI
  10.3847/1538-4357/accc87
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-21K13909, KAKENHI-PROJECT-22KJ0157, KAKENHI-PROJECT-23KJ2148, KAKENHI-PROJECT-21K03614, KAKENHI-PROJECT-22K03670, KAKENHI-PROJECT-21K03622, KAKENHI-PROJECT-18K13588, KAKENHI-PROJECT-20K14532, KAKENHI-PROJECT-21K13966, KAKENHI-PROJECT-20K22373, KAKENHI-PROJECT-22KJ0586, KAKENHI-PLANNED-19H05810, KAKENHI-PUBLICLY-23H04009, KAKENHI-PROJECT-19H00697, KAKENHI-PROJECT-20H00171, KAKENHI-PROJECT-21H04496, KAKENHI-PROJECT-23K20866, KAKENHI-PROJECT-21H04997, KAKENHI-PROJECT-21H04489, KAKENHI-PROJECT-21H04499
[Journal Article] A Search for H-Dropout Lyman Break Galaxies at z ~ 12-162022
- Author(s)
  Harikane Yuichi、Inoue Akio K.、Mawatari Ken、Hashimoto Takuya、Yamanaka Satoshi、Fudamoto Yoshinobu、Matsuo Hiroshi、Tamura Yoichi、Dayal Pratika、Yung L. Y. Aaron、Hutter Anne、Pacucci Fabio、Sugahara Yuma、Koekemoer Anton M.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 929 Issue: 1 Pages: 1-1
- DOI
  10.3847/1538-4357/ac53a9
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-21K13953, KAKENHI-PROJECT-22H04939, KAKENHI-PROJECT-23K22529
[Journal Article] A Search for Massive Galaxy Population in a Protocluster of LAEs at z = 2.39 near the Radio Galaxy 53W0022022
- Author(s)
  Yonekura Naoki、Kajisawa Masaru、Hamaguchi Erika、Mawatari Ken、Yamada Toru
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 930 Issue: 2 Pages: 102-102
- DOI
  10.3847/1538-4357/ac6257
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14516
[Journal Article] Balmer Break Galaxy Candidates at z ~ 6: A Potential View on the Star Formation Activity at z > 142020
- Author(s)
  Mawatari Ken、Inoue Akio K.、Hashimoto Takuya、Silverman John、Kajisawa Masaru、Yamanaka Satoshi、Yamada Toru、Davidzon Iary、Capak Peter、Lin Lihwai、Hsieh Bau-Ching、Taniguchi Yoshiaki、Tanaka Masayuki、Ono Yoshiaki、Harikane Yuichi、Sugahara Yuma、Fujimoto Seiji、Nagao Tohru
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 889 Issue: 2 Pages: 137-137
- DOI
  10.3847/1538-4357/ab6596
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14752, KAKENHI-PROJECT-17H01114, KAKENHI-PROJECT-16H03958, KAKENHI-PROJECT-20K14516, KAKENHI-PROJECT-16H02166
[Presentation] MIRACLES（S21A-114QI）2025
- Author(s)
  松田有一（国立天文台）、馬渡健、他MIRACLESチーム
- Organizer
  Subaru Users Meeting FY2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14516
[Presentation] RIOJA: JWST観測に基づく$z = 6.81$合体銀河の空間分解された性質2025
- Author(s)
  馬渡健（早稲田大学）, 橋本拓也, 碓氷光崇, 大曽根渉（筑波大学）他 RIOJAグループ
- Organizer
  日本天文学会2025年春季年会
- Data Source
  KAKENHI-PROJECT-20K14516
[Presentation] ATT12によるスニヤエフ・ゼルドビッチ効果の銀河団探査2025
- Author(s)
  馬渡健
- Organizer
  2024年度極地研研究集会「南極12mテラヘルツ望遠鏡で明らかにする銀河とブラックホールの形成と進化」
- Invited
- Data Source
  KAKENHI-PROJECT-20K14516
[Presentation] RIOJA: z = 6.81 銀河の JWST+ALMA 解析(1)SED から探る多成分系の性質2024
- Author(s)
  馬渡健, 橋本拓也, 碓氷光崇, 大曽根渉(筑波大学), 他 RIOJA グループ
- Organizer
  日本天文学会2024年春季年会
- Data Source
  KAKENHI-PROJECT-20K14516
[Presentation] RIOJA project: JWST+ALMA joint study of a galaxy at z = 6.812023
- Author(s)
  Ken Mawatari, Takuya Hashimoto, Mitsutaka Usui, et al.
- Organizer
  ALMA/45m/ASTE Users Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K14516
[Presentation] スペクトル吸収線から探る原始銀河団ガス2023
- Author(s)
  馬渡健
- Organizer
  つくば宇宙フォーラム
- Data Source
  KAKENHI-PROJECT-20K14516
[Presentation] A2744 z=7.88 Quintetの物理性質と周辺大規模構造2023
- Author(s)
  馬渡健, 橋本拓也, 碓氷光崇
- Organizer
  Galaxy IGM Workshop 2023
- Data Source
  KAKENHI-PROJECT-20K14516
[Presentation] Brief summary of my research2022
- Author(s)
  Ken Mawatari
- Organizer
  Geneva Observatory Galaxy Group meeting
- Data Source
  KAKENHI-PROJECT-20K14516
[Presentation] GREX-PLUSによる遠方パッシブ銀河探査2022
- Author(s)
  馬渡健
- Organizer
  GREX-PLUSサイエンス検討会FY2021
- Data Source
  KAKENHI-PROJECT-20K14516

1. TAMURA Yoichi

# of Collaborated Projects: 0 results

# of Collaborated Products: 5 results
2. SAKAI Takeshi

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
3. ONO Yoshiaki

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
4. 井上昭雄

# of Collaborated Projects: 0 results

# of Collaborated Products: 4 results
5. 小嶋崇文

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
6. 石井峻

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
7. 橋本拓也

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Mawatari Ken 馬渡 健

Research Projects

Research Products

Co-Researchers

JWSTとALMAで迫る電離光子脱出銀河の物理機構：再電離の俯瞰から理解へPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Star formation activity in the very early Universe revealed by survey of the most distant passive galaxiesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] JWST，ALMA，and Keck Spectroscopic Constraints on the UV Luminosity Functions at z ? 7-14: Clumpiness and Compactness of the Brightest Galaxies in the Early Universe2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Detection of the [O I] 63 μm emission line from the z = 6.04 quasar J2054-00052025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] RIOJA. Complex Dusty Starbursts in a Major Merger B14-65666 at z = 7.152025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] FINER: Far-Infrared Nebular Emission Receiver for the large millimeter telescope2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] JWST/NIRSpec spectroscopy of intermediate-mass quiescent galaxies at z ～ 3-42024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] EMPRESS. XII. Statistics on the Dynamics and Gas Mass Fraction of Extremely Metal-poor Galaxies2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Characterizing CO Emitters in the SSA22-AzTEC26 Field2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Cosmological-scale Lyα Forest Absorption around Galaxies and AGNs Probed with the HETDEX and SDSS Spectroscopic Data2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Reionization and the ISM/Stellar Origins with JWST and ALMA (RIOJA): The Core of the Highest-redshift Galaxy Overdensity at z = 7.88 Confirmed by NIRSpec/JWST2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Detections of [C ii] 158 μm and [O iii] 88 μm in a Local Lyman Continuum Emitter, Mrk 54, and Its Implications to High-redshift ALMA Studies*2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The SSA22 H i Tomography Survey (SSA22-HIT). I. Data Set and Compiled Redshift Catalog2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] EMPRESS. IX. Extremely Metal-poor Galaxies are Very Gas-rich Dispersion-dominated Systems: Will the James Webb Space Telescope Witness Gaseous Turbulent High-z Primordial Galaxies?2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] A Search for H-Dropout Lyman Break Galaxies at z ~ 12-162022

Author(s)

Journal Title

DOI

Mawatari Ken 馬渡健