A concept originating from fighting games, okizeme is a term of Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

ese origin describing the tactical situation during a match where one fighter has been knocked down onto his or her back. While the downed fighter's options are severely limited, many fighting games grant various techniques to allow them opportunities to recover momentum and/or defend against subsequent attacks. Most notable of these is the Tekken series.

In the real world, this concept can be seen in various Mixed Martial Arts

Mixed martial arts

Mixed Martial Arts is a full contact combat sport that allows the use of both striking and grappling techniques, both standing and on the ground, including boxing, wrestling, Brazilian jiu-jitsu, muay Thai, kickboxing, karate, judo and other styles. The roots of modern mixed martial arts can be...

 matches where the dynamic of a fight changes drastically once one of the fighters is knocked onto his or her back. Certain fighting styles, such as Brazilian Jiu-Jitsu

Brazilian Jiu-Jitsu

Brazilian Jiu-Jitsu is a martial art, combat sport, and a self defense system that focuses on grappling and especially ground fighting...

, specialize in these situations.