A Japanese fighting game announced for the Nintendo Switch 2 features an unusual control gimmick: players are instructed to place a Joy-Con controller into their trousers to activate a special in-game mode dubbed the "Butt Ass Zone". Despite the suggestive name, the report clarifies that the feature is not sexual in nature but rather a quirky, comedic mechanic typical of Japanese game design, which has generated attention and amusement online.

Details of the game itself are limited, but the core novelty lies in its use of the Joy-Con's motion or positional sensors, worn on the body, to unlock a distinct gameplay state during matches. The unconventional control scheme has drawn comparisons to other eccentric Japanese titles that use the Switch hardware in unexpected ways, contributing to buzz ahead of the game's release.