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Publisher
source

University of Tokyo

Postdoctoral Research Fellow Position in Cosmic Ray Research at the University of Tokyo University of Tokyo in Japan

Degree Level

Postdoc

Field of study

Astronomy

Funding

Full-time fixed-term research fellow position with annual income from 3 million yen upward, salary determined by university regulations based on academic background and experience. Employment terms are 2 years for Research Fellow or 3 years for ICRR Fellow, with possible re-application up to a total of 6 years at the Institute for Cosmic Ray Research.

Deadline

Dec 2, 2026

Country flag

Country

Japan

University

University of Tokyo

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Keywords

Astronomy
Astrophysics
Earth Science
Physics

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About this position

Recruitment of Specially Appointed Research Fellows (Institute Research Fellows / ICRR Fellows) at the Institute for Cosmic Ray Research, University of Tokyo.

This is a postdoctoral-level fixed-term research position in physics and related natural sciences, focused on experimental, observational, and theoretical cosmic ray research. The institute is seeking researchers to collaborate with faculty members on a broad range of projects in cosmic ray science.

Location: Kashiwa City, Chiba Prefecture, Japan, with an alternative workplace listed in Kamioka-cho, Hida City, Gifu Prefecture.

Eligibility: Applicants must already hold a doctoral degree or be expected to obtain one by the start date. The announcement welcomes applicants from diverse related research backgrounds, regardless of gender or nationality.

Funding and terms: This is a full-time fixed-term appointment. Salary starts at approximately 3 million yen per year and is determined according to university regulations and experience. The Research Fellow term is 2 years; the ICRR Fellow term is 3 years. Re-application is possible, with a total employment cap of 6 years in this role category.

Application materials: CV, research history, research plan after appointment, list of achievements, up to three major paper reprints, desired research field and supervising professor (optional if unknown), and two recommendation letters.

How to apply: Submit the documents by email to [email protected] as PDF attachments. Recommendation letters must be sent directly by the referees. Use application number ICRR2026-06 in the email subject line.

Deadline: Applications must arrive by 2026-12-02. Interview is planned for January 8, 2027.

Funding details

Full-time fixed-term research fellow position with annual income from 3 million yen upward, salary determined by university regulations based on academic background and experience. Employment terms are 2 years for Research Fellow or 3 years for ICRR Fellow, with possible re-application up to a total of 6 years at the Institute for Cosmic Ray Research.

What's required

Applicants must hold a doctoral degree or be expected to obtain one by the time of employment. The post welcomes applicants from a wide range of related research fields regardless of gender, nationality, or research background. Applicants must submit a CV, research history, research plan, list of achievements, up to three major reprints, desired research field and supervising professor, and two recommendation letters.

How to apply

Prepare the required PDF application documents and email them as attachments to [email protected]. The recommendation letters should be sent directly by the referees by the deadline. Include application number ICRR2026-06 in the email subject line.

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