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Call for applications
for the position of Special Postdoctoral Researcher (SPDR) for FY 2026
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RIKEN is currently accepting applications for the FY 2026 Special Postdoctoral
Researcher (SPDR) Program, from young, creative, independent researchers
who will be a powerful force in furthering RIKEN's research activities.

Total number of openings is about 70 in total in all fields.
With consideration to changes in the environment surrounding the SPDR program
in recent years, the monthly salary for this program was revised
as of FY2023 from 487,000 to 550,000.
Research budget is set to be 1,000,000 yen/year.  However an additional budget
will be available upon screening.

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Deadline for registering basic information is
2025, April 3,  Thursday, 5 p.m. (JST)
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Deadline for revising or uploading documents and 【letters of reference】 is
2025, April 10, Thursday, 5 p.m. (JST)
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*You cannot access to the link above until February 12.

For details, see the following web page. (English version)
https://www.riken.jp/en/careers/programs/spdr/career2026/index.html

The whole list of groups in RIKEN which can accept the applications:
https://www.riken.jp/medialibrary/riken/careers/programs/spdr/career2026/host_lab.pdf


Here is the list of groups from astronomy or related field. (Alphabetical order)
  * Astro-Glaciology Lab. (PI: Yuko Motizuki)
   https://www.riken.jp/en/research/labs/rnc/astro_glaciol/
  * Astrophysical Big Bang Lab. (PI: Shigehiro Nagataki)
    http://www.riken.jp/en/research/labs/chief/astro_big_bang/
  *Star and Planet Formation Lab. (PI: Nami Sakai)
    http://www.riken.jp/en/research/labs/chief/star_planet_form/
  * Geobiology and Astrobiology Lab. (PI: Shino Suzuki)
   https://www.riken.jp/en/research/labs/chief/geobiol_astrobiol/index.html
  * High Energy Astrophysics Lab. (PI: Toru Tamagawa)
    https://www.riken.jp/en/research/labs/chief/high_ener_astro/

The RIKEN Center for Interdisciplinary Theoretical and Mathematical Sciences
 (iTHEMS) also accepts applications from astronomy field.
iTHEMS promotes and undertakes collaborative research across
the disciplines of mathematics, theoretical physics, theoretical chemistry,
 numerical and data sciences, and theoretical biology.
-------------------------iTHEMS----------------------------
Director: Satoshi Iso
https://ithems.riken.jp/en
   ・Division of Fundamental Mathematical Science： Satoshi Iso, Tsukasa Tada, Shigehiro Nagataki
   ・AI for Science Team：Satoshi Iso
  ・Quantum Mathematical Science Team：Tetsuo Hatsuda
  ・RIKEN-Berkeley Center：Shigehiro Nagataki
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Please contact the PI of the group you wish to join before applying.
Also, feel free to contact each PI by e-mail for further questions.


RIKEN
Tetsuo Hatsuda, Satoshi Iso, Yuko Motizuki, Shigehiro Nagataki, Nami Sakai, Shino Suzuki, Toru Tamagawa (Alphabetical order)