Sankyō
三教

Tohei

katadori sankyō (katame waza)
katadori sankyō nage

Yoshigasaki

sankyō geometry

Yoshigasaki

ushiro katatedori kubishime sankyō

Christian Tissier (Aikikai)

shomenuchi sankyō
katatedori sankyō
ushiro ryōtedori sankyō
ushiro ryōkatadori sankyō