Koga demonstrates his Sode tsuri komi goshi - used against a left handed opponent
Koga didn't consider himself a Newaza specialist, but he did have one very effective strangle that he used in competition - Okuri eri jime
Koga demonstrates his variation of Okuri eri jime
As a right hander Koga liked to use Koshi guruma against left handed opponents, especially when they were bent over