Ansatsuken

Ansatsuken is a Japanese neologism used frequently in fictional works to describe any martial art style or fighting technique that has been developed with the purpose of killing an opponent. The term satsujinken is used interchangeably as well and the homophonous term satsujinken is used when the martial art style or technique explicitly revolves around swordsmanship rather than barehanded combat.

This keyword could refer to multiple things. Here are some suggestions: