
The Bishoujo girls from "Rick G Earth" mobile military turn-based strategy game from Japan are here! And they want to play Koi-Koi, the most famous Japanese flower card game with you. Battle the girls in a tour around Japan. Or hop on multiplayer and compete against Koi-Koi masters around the world.


Quit Tutorial Mode.

Defeat opponent for the first time.

Call Koi Koi, form a new Yaku, and call Stop.

Call Stop after your opponent calls Koi Koi.

Form 3 Yaku or more in 1 round.

Form 5 Yaku or more in 1 round.

Earn 10 points or more with 1 Stop.

Earn 20 points or more with 1 Stop.