Kumite Shiai Rules
Ippon
Any technical body directed to a region in scoring.
Nihon
Techniques for lack of middle level (Chudan). They mark the abdomen, chest, ribs and back.
Techniques aimed at the back arm of the opponent.
Combination techniques and targeted to a region in scoring.
Any other combination can unbalance your opponent.
Sanbon
Technical high kicks (Jyodan).
Examination technique the main opponent to the ground.