YOU ARE A KOI PUNCHER.

YOU PUNCH KOI.

IT IS TIME TO PUNCH KOI, KOI PUNCHER

KOI PUNCHER MMXVIII is the greatest koi-punching experience ever realized in a video game.

Thousands of koi

Four-player simultaneous multiplayer

Challenge game modes

Unlimited punching

Eight playable characters

Hidden secrets

日本語でも遊べる！

UPDATE 4/29/2019: Uploaded version 1.1, which fixes problems with multiplayer. Please see installation notes if upgrading.