- Galina Filipuk (University of Warsaw)
- Yoshishige Haraoka (Kumamoto University)
- Grzegorz Łysik (Institute of Mathematics PAS)
- Sławomir Michalik (Cardinal Stefan Wyszyński University)
- Toshio Oshima (Josai University)
- Hidetoshi Tahara (Sophia University)
- Yoshitugu Takei (Kyoto University)
- Masafumi Yoshino (Hiroshima University)