Kamikaze Kommittee Ouka, a hentai RPG developed by circle Ankoku Marimokan. Released on January 7, 2017. Download on DLsite.com for $15.00. Available for PC Windows. No voice acting. Free demo available.
Kamikaze Ouka is a karate master. Will her fighting skills be enough to defeat the hundreds of gang members who have been attacking girls at her academy?
Ouka must track down the four gang bosses to solve this mystery! The game has four endings, and the story is heavily shaped by player action.
Source: N4G PC [NSFW] Hentai Game Review: Kamikaze Kommittee Ouka – Hentai Reviews