RANDORI - Free practice.

REI - Bow.

RENRAKU - Connection, contact.

RENRAKUWAZA - Combination technique.

RENSHU - To practise.

RENZOKUWAZA - Comprehensive name for throws linked up in anyway.

RITSUREI - Standing bow.

RONIN - An unretained Samurai warrior.

RYOTE - Two hands.

RYU - School. Attached to most of the names of the old jiujitsu systems (e.g. Kito Ryu).