Under Construction.
Don't ask me detail!
First you should read this page:
Japan Society for the Promotion of Science
You should contact with a researcher in Japan.
List of set theorist in Japan(including set theoretical topology).
Tsukuba Logic Group(One of Big Logic group)
Masahiro Shioya
(Japanese Only)
Waseda University
Katsuya Eda
Shizuoka University
Teruyuki Yorioka
Nagoya
Yo Matsubara(Japanese)
(Nagoya University)
Yoshinobu Yasuo
Toshimichi Usuba
Tadatoshi MIYAMOTO(Nanzan University)
Osaka Prefecture University
Shizuo Kamo
Masaru Kada
Set theory in Kobe
Jorg Brendle
Fuchino Sakae
Hiroshi Sakai
Ehime University
Tsugunori NOGURA(Japanese)
Dimitri Shakhmatov
Information about Japan
Hiroshi Fujita
THE MATSUMAE INTERNATIONAL FOUNDATION JAPAN