- The Chōfūkan 聴風館: Ono-Kanchō’s dōjō in Kyōto, Japan.
- The Shinpūkan 新風館: Takagi-shihan’s dōjō in Tōkyō, Japan.
- The Genpūkan 玄風館: Saitō-shihandai’s dōjō in Tōkyō, Japan.
- The Seifūkan 正風館: Wayne Muromoto-shihan’s dōjō in Hawaii, USA.
- The Gyōfūkan 暁風館: Tony Abry-shihan’s dōjō in Oregon, USA.
- The Shōfūkan 松風館: Anna Seaborne-shihan’s dōjō in Mirfield, UK.
- Koryu Books: publishers of the best texts on the subject. The database of articles at this site is an excellent resource for practitioners of all levels.
- The Classic Budoka: an insightful blog by Wayne Muromoto-shihan.