Osaekomi-waza (Pinning techniques) is one of the groups of Katame-waza (Grappling techniques).
Primary
Hon kesa gatame
Kata gatame
Tate shio gatame
Yoko shio gatame
Kami shio gatame
Kuzure & other
Kuzure kami shio gatame
Kuzure tate shio gatame
Kuzure kesa gatame
Makura kesa gatame
Kuzure yoko shio gatame
Uki gatame
Ushiro kesa gatame
Photos: Judoinfo