The 9th International Symposium on Symmetries in Subatomic Physics
Sep.23-28, 2025 @ Nara (Kasugano International Forum IRAKA), Japan
Welcome to the SSP 2025!
The 9th edition of the Symposium will be held in Nara from 23 (Tuesday) to 28 (Sunday) September, 2025.
Important Dates
• Early Registration Deadline
July 22 (Tue), 2025
(registration will be closed on August 31, 2025)
• Abstract Submission Deadline
June 30 (Sun), 2025

International Advisory Committee:
Klaus Blaum (MPI Heidelberg)
Klaus Jungmann (Univ. of Groningen)
Klaus Stefan Kirch (PSI)
Yoshitaka Kuno (Osaka Univ.)
Livia Ludhova (Jülich)
Marco Pallavicini (Univ. of Genoa)
Stephan Paul (TU München)
Jörg Pretz (Jülich)
Naohito Saito (KEK)
Hans Ströher (Jülich)
Albert Young (North Carolina State Univ.)
Yifang Wang (IHEP, Beijing)
Eberhard Widmann (Österreichische Akademie der Wissenschaften)
Local Organizing Committee:
Co-chair: Koichiro Shimomura (KEK)
Co-chair: Hirohiko Shimizu (Nagoya Univ.)
Secretary: Koji Yoshimura (Okayama UNiv.)
Sotaro Kanda (KEK)
Naritoshi Kawamura (KEK)
Shinsuke Kawasaki (KEK)
Masaaki Kitaguchi (Nagoya Univ.)
Takahiko Masuda (Okayama Univ.)
Shoichiro Nishimura (KEK)
Takuya Okudaira (Nagoya Univ.)
Yasuhiro Sakemi (Univ. Tokyo)
Satoshi Uetake (Okayama Univ.)
Saori Umehara (Osaka Univ.)
Akihiro Yoshimi (Okayama Univ.)
Past Meetings
#01 | SSP1994 | Taipei | Taiwan | May 16-18 | 1994 |
#02 | SSP1997 | Seattle | USA | June 25-28 | 1997 |
#03 | SSP2000 | Adelaide | Australia | March 13-17 | 2000 |
#04 | SSP2009 | Taipei | Taiwan | June 2-5 | 2009 |
#05 | SSP2012 | Groningen | The Netherlands | June 18-22 | 2012 |
#06 | SSP2015 | Victoria | Canada | June 8-12 | 2015 |
#07 | SSP2018 | Aachen | Germany | June 10-15 | 2018 |
#08 | SSP2022 | Vienna | Austrla | Aug 28-Sep 02 | 2022 |
This conference is supported by
Kobayashi-Maskawa Institute for the Origin of Particles and the Universe, Nagoya University
The Japanese Society for Neutron Science
Research Center for Nuclear Physics, Osaka University
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The list will be updated progressively.