Tsuji Naomi 辻直美

Researcher Number	50878444
Other IDs	https://orcid.org/0000-0001-7209-9204
Affiliation (Current)	2026: 東京大学, 宇宙線研究所, 助教
Affiliation (based on the past Project Information) *help	2025 – 2026: 東京大学, 宇宙線研究所, 助教 2023 – 2024: 神奈川大学, 理学部, 助教 2022: 神奈川大学, 理学部, 特別助教 2020 – 2021: 国立研究開発法人理化学研究所, 数理創造プログラム, 特別研究員
Review Section/Research Field	Principal Investigator Transformative Research Areas, Section (II) / Basic Section 15020:Experimental studies related to particle-, nuclear-, cosmic ray and astro-physics / 0203:Particle-, nuclear-, astro-physics, and related fields Except Principal Investigator Basic Section 15020:Experimental studies related to particle-, nuclear-, cosmic ray and astro-physics
Keywords	Principal Investigator X線観測 / ガンマ線観測 / 宇宙線 / 粒子加速 / 銀河宇宙線 / 電波観測 / 最高エネルギー宇宙線 Except Principal Investigator 暗黒物質 / 銀河系内ポジトロン / 宇宙ガンマ線観測 / ガス検出器 / シンチレータ検出器 / コンプトンカメラ

新たな銀河宇宙線の加速器マイクロクエーサーのマルチメッセンジャー観測Principal Investigator
- Principal Investigator
  
  辻直美
- Project Period (FY)
  2026 – 2027
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  The University of Tokyo
Multi-messenger observations of PeV cosmic-ray accelerator PeVatronPrincipal Investigator
- Principal Investigator
  
  辻直美
- Project Period (FY)
  2024 – 2025
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  The University of Tokyo
  Kanagawa University
Revealing the origin of the galactic positron using a linear imaging Compton Camera
- Principal Investigator
  
  池田智法
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 15020:Experimental studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  High Energy Accelerator Research Organization
銀河宇宙線加速における注入問題と最高エネルギー問題の観測的研究Principal Investigator
- Principal Investigator
  
  辻直美
- Project Period (FY)
  2022 – 2026
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 15020:Experimental studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Kanagawa University
Search for halos of ultra high-energy cosmic rays with X-ray and gamma-ray observationsPrincipal Investigator
- Principal Investigator
  
  Tsuji Naomi
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Review Section
  
  0203:Particle-, nuclear-, astro-physics, and related fields
- Research Institution
  Kanagawa University
  Institute of Physical and Chemical Research

All 2025 2024 2023 2022 2021

All Journal Article Presentation

[Journal Article] Discovery of a Pulsar Wind Nebula Candidate Associated with the Galactic PeVatron 1LHAASO J0343+5254u2025
- Author(s)
  DiKerby Stephen、Zhang Shuo、Ergin T?l?n、Tsuji Naomi、Mori Kaya、Acero Fabio、Safi-Harb Samar、Takekawa Shunya、Woo Jooyun
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 983 Issue: 1 Pages: 21-21
- DOI
  10.3847/1538-4357/adb7e0
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-24H01819, KAKENHI-PROJECT-22K14064
[Journal Article] Detection of Molecular Clouds in the PeVatron Candidate Source LHAASO J0341+5258 by the Nobeyama 45-m Radio Telescope2025
- Author(s)
  Tsuji Naomi、Takekawa Shunya、Mori Kaya、Mitchell Alison、Zhang Shuo、Bangale Priyadarshini、DiKerby Stephen、Ergin T?l?n、Woo Jooyun、Safi-Harb Samar、Kasuya Shinta
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 983 Issue: 1 Pages: 22-22
- DOI
  10.3847/1538-4357/adb7df
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-24H01819, KAKENHI-PROJECT-22K14064
[Journal Article] Spectrum and Location of Ongoing Extreme Particle Acceleration in Cassiopeia A2025
- Author(s)
  Woo Jooyun、Mori Kaya、Hailey Charles J.、Spira-Savett Elizabeth、Bamba Aya、Grefenstette Brian W.、Humensky Thomas B.、Mukherjee Reshmi、Safi-Harb Samar、Temim Tea、Tsuji Naomi
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 979 Issue: 1 Pages: 72-72
- DOI
  10.3847/1538-4357/ad98f1
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-23H04895, KAKENHI-PROJECT-23K25907, KAKENHI-PROJECT-22K14064
[Journal Article] Detection of Extended X-Ray Emission around the PeVatron Microquasar V4641 Sgr with XRISM2025
- Author(s)
  Suzuki Hiromasa、Tanaka Takaaki、他
- Journal Title
  
  The Astrophysical Journal Letters
  
  Volume: 978 Issue: 2 Pages: L20-L20
- DOI
  10.3847/2041-8213/ad9d11
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01936, KAKENHI-PLANNED-23H04899, KAKENHI-PUBLICLY-24H01812, KAKENHI-PUBLICLY-24H01819, KAKENHI-PROJECT-19K14762, KAKENHI-PROJECT-23K03459, KAKENHI-PROJECT-22K14028, KAKENHI-PROJECT-22K14064, KAKENHI-PROJECT-24K17093, KAKENHI-PROJECT-24K17104, KAKENHI-PROJECT-24K17105, KAKENHI-PROJECT-24KF0244, KAKENHI-PROJECT-24KJ0152, KAKENHI-PROJECT-24KJ1483
[Journal Article] Search for synchrotron emission from secondary electrons of proton-proton interaction in Galactic PeVatron candidate HESS J1641－4632024
- Author(s)
  Tsuji N., Tanaka T., Safi-Harb S., Aharonian F., Casanova S., Kothes R., Moulin E., Uchida H., and Uchiyama Y.
- Journal Title
  
  The Astrophysical journal
  
  Volume: -
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14064
[Journal Article] X-ray observations of PeVatron candidate sources: SS 433/W50 and HESS J1641－4632024
- Author(s)
  Tsuji Naomi
- Journal Title
  
  Mem. S.A.It
  
  Volume: -
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K14064
[Journal Article] MeV gamma-ray all-sky simulation2023
- Author(s)
  Tsuji Naomi
- Journal Title
  
  Proceeding of Science, 38th International Cosmic Ray Conference (ICRC2023)
  
  Volume: 444 Pages: 664-664
- DOI
  10.22323/1.444.0664
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14064
[Journal Article] MeV Gamma-Ray Source Contribution to the Inner Galactic Diffuse Emission2023
- Author(s)
  Tsuji Naomi、Inoue Yoshiyuki、Yoneda Hiroki、Mukherjee Reshmi、Odaka Hirokazu
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 943 Issue: 1 Pages: 48-48
- DOI
  10.3847/1538-4357/acab69
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K18277, KAKENHI-PROJECT-19K14772, KAKENHI-PROJECT-22K14064, KAKENHI-PROJECT-22H00128, KAKENHI-PROJECT-19H01906, KAKENHI-PROJECT-20H00153
[Journal Article] The origin of MeV gamma-ray diffuse emission from the inner Galactic region2023
- Author(s)
  Tsuji Naomi、Inoue Yoshiyuki、Yoneda Hiroki、Mukherjee Reshmi、Odaka Hirokazu
- Journal Title
  
  Proceeding of Science, 7th Heidelberg International Symposium on High-Energy Gamma-Ray Astronomy, PoS(Gamma2022)
  
  Volume: 417 Pages: 037-037
- DOI
  10.22323/1.417.0037
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14064
[Journal Article] 若い超新星残骸における粒子加速過程の進化2022
- Author(s)
  辻直美
- Journal Title
  
  天文月報
  
  Volume: 115 Pages: 622-630
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K14064
[Presentation] Multi-messenger astrophysics2024
- Author(s)
  Naomi Tsuji
- Organizer
  The Transient Universe - workshop by NECO and ERIDANUS
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14064
[Presentation] Multi-messenger astrophysics2024
- Author(s)
  Naomi Tsuji
- Organizer
  The Transient Universe - workshop by NECO and ERIDANUS
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-24H01819
[Presentation] MeVガンマ線の全天予想図の作成2024
- Author(s)
  辻直美, 井上芳幸, 小高裕和, 米田浩基, Reshmi Mukherjee
- Organizer
  日本天文学会2024年春季年会
- Data Source
  KAKENHI-PROJECT-22K14064
[Presentation] X-ray observations of microquasars: Knots in SS 433/W502024
- Author(s)
  Naomi Tsuji
- Organizer
  DIAS-CDY workshop - Gamma-ray loud binaries
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14064
[Presentation] Investigating hadronic PeVatrons with X-ray and CO observations2024
- Author(s)
  Naomi Tsuji, Felix Aharonian, Takaaki Tanaka
- Organizer
  8th International Symposium on High Energy Gamma-ray Astronomy (Gamma 2024)
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-24H01819
[Presentation] 野辺山宇宙電波観測所45メートル電波望遠鏡を用いたLHAASO J0341+5258の分子雲観測2024
- Author(s)
  辻直美, 竹川俊也
- Organizer
  日本物理学会2024年秋季年会
- Data Source
  KAKENHI-PUBLICLY-24H01819
[Presentation] Investigating hadronic PeVatrons with X-ray and CO observations2024
- Author(s)
  Naomi Tsuji, Felix Aharonian, Takaaki Tanaka
- Organizer
  8th International Symposium on High Energy Gamma-ray Astronomy (Gamma 2024)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14064
[Presentation] Liquid Argon TPCs in space: The Gamma-Ray and AntiMatter Survey (GRAMS) Project2024
- Author(s)
  Naomi Tsuji for the GRAMS collaboration
- Organizer
  8th International Symposium on High Energy Gamma-ray Astronomy (Gamma 2024)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14064
[Presentation] X-ray observations of microquasars: Knots in SS 433/W502024
- Author(s)
  Naomi Tsuji
- Organizer
  DIAS-CDY workshop - Gamma-ray loud binaries
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-24H01819
[Presentation] 野辺山宇宙電波観測所45メートル電波望遠鏡を用いたLHAASO J0341+5258の分子雲観測2024
- Author(s)
  辻直美, 竹川俊也
- Organizer
  日本物理学会2024年秋季年会
- Data Source
  KAKENHI-PROJECT-22K14064
[Presentation] X-ray observations of PeVatron candidate sources2023
- Author(s)
  Naomi Tsuji
- Organizer
  UHE gamma-ray workshop
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14064
[Presentation] MeV gamma-ray all-sky simulation2023
- Author(s)
  Tsuji N., Inoue Y, Yoneda H., Mukherjee R., and Odaka H.
- Organizer
  38th International Cosmic Ray Conference (ICRC2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14064
[Presentation] PeVatron候補天体HESS J1641-463のX線観測2023
- Author(s)
  辻直美
- Organizer
  日本天文学会2023年春季年会
- Data Source
  KAKENHI-PROJECT-20K22356
[Presentation] X-ray observations of a PeVatron candidate HESS J1641－4632023
- Author(s)
  Naomi Tsuji
- Organizer
  TeVPA2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14064
[Presentation] MeV gamma-ray sources and all sky2022
- Author(s)
  Naomi Tsuji
- Organizer
  MeV gamma-ray mission mini-workshop
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14064
[Presentation] The origin of MeV gamma-ray diffuse emission from the inner Galactic region2022
- Author(s)
  辻直美
- Organizer
  7th International Symposium on High Energy Gamma-ray Astronomy (Gamma 2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K22356
[Presentation] The origin of MeV gamma-ray diffuse emission from the inner Galactic region2022
- Author(s)
  Naomi Tsuji
- Organizer
  7th International Symposium on High Energy Gamma-ray Astronomy (Gamma 2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14064
[Presentation] X線ガンマ線観測を用いた銀河系内宇宙線の加速機構2022
- Author(s)
  辻直美
- Organizer
  天体・天文若手夏の学校
- Invited
- Data Source
  KAKENHI-PROJECT-22K14064
[Presentation] 大質量星団W43/HESS J1848-018の多波長観測2022
- Author(s)
  辻直美
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-20K22356
[Presentation] HESS J1848-018/W43領域の多波長観測2021
- Author(s)
  辻直美
- Organizer
  日本天文学会
- Data Source
  KAKENHI-PROJECT-20K22356

1. 池田智法 (90898454)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. 水村好貴 (40711982)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 澤野達哉 (40738051)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. 梅本篤宏 (30939070)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 小高裕和

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
6. 井上芳幸

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
7. 馬場彩

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
8. 田中孝明

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Tsuji Naomi 辻 直美

Research Projects

Research Products

Co-Researchers

新たな銀河宇宙線の加速器マイクロクエーサーのマルチメッセンジャー観測Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Multi-messenger observations of PeV cosmic-ray accelerator PeVatronPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Revealing the origin of the galactic positron using a linear imaging Compton Camera

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

銀河宇宙線加速における注入問題と最高エネルギー問題の観測的研究Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Search for halos of ultra high-energy cosmic rays with X-ray and gamma-ray observationsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Discovery of a Pulsar Wind Nebula Candidate Associated with the Galactic PeVatron 1LHAASO J0343+5254u2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Detection of Molecular Clouds in the PeVatron Candidate Source LHAASO J0341+5258 by the Nobeyama 45-m Radio Telescope2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Spectrum and Location of Ongoing Extreme Particle Acceleration in Cassiopeia A2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Detection of Extended X-Ray Emission around the PeVatron Microquasar V4641 Sgr with XRISM2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Search for synchrotron emission from secondary electrons of proton-proton interaction in Galactic PeVatron candidate HESS J1641－4632024

Author(s)

Journal Title

Data Source

[Journal Article] X-ray observations of PeVatron candidate sources: SS 433/W50 and HESS J1641－4632024

Author(s)

Journal Title

Data Source

[Journal Article] MeV gamma-ray all-sky simulation2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] MeV Gamma-Ray Source Contribution to the Inner Galactic Diffuse Emission2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The origin of MeV gamma-ray diffuse emission from the inner Galactic region2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] 若い超新星残骸における粒子加速過程の進化2022

Author(s)

Journal Title

Tsuji Naomi 辻直美