About This Game

If you want learning "Hanafuda", "Koi-Koi Japan" is the fastest way!
Everyone can be a "Koi-Koi" Master!

"Hanafuda" is a traditional Japanese card game.
Now you can play Koi Koi, its most well-known variation.

In Koi Koi, you compete to snatch up cards that will allow you to win by forming Yaku, or card combinations, before your opponent does.
If you form a Yaku, you can aim for even more points by calling "Koi Koi" and continuing the game. I hope you'll try this simple, but fiercely competitive game of strategy.

◆Optimized for Hanafuda Beginners

We've prepared an easy-to-use tutorial for those who may be playing for the first time.
Now anyone can learn the basic rules and start enjoying Koi Koi right away.

◆Beautiful Japanese Design

The cards with floral and animal designs evoke a sense of "wabi sabi," a uniquely Japanese aesthetic. Combined with elegant music, this enchanting game is sure to captivate you.

◆Great Replay Value

Enjoy the game again and again with extra features such as achievements and Collection Mode where you can collect postcards depicting Japanese scenery.