Bishoujo Battle Hanafuda Koi-Koi

Bishoujo Battle Hanafuda Koi-Koi brings characters from the Rick G Earth universe into matches of Koi-Koi, a Japanese hanafuda flower-card game. Learn the basics in an in-game tutorial, then build scoring combinations by matching cards and decide whether to end a round or keep it going.

Play solo against bishoujo characters in battles across Japan, collecting character cards and achievements. Multiplayer lets you face other players and compare your standing with Koi-Koi competitors. The cards feature floral and animal designs inspired by Japanese folklore.

Gameplay and features

• Learn and play Koi-Koi: Play a card from your hand to collect matching pairs. Form Yaku, or scoring combinations, to earn points; the tutorial introduces the basic rules.
• Choose whether to continue: After forming a Yaku, stop the round or call “koi koi” to continue. Continuing may increase your winnings, but gives your opponent a chance to score first.
• Solo battles and collectibles: Challenge bishoujo characters from the Rick G Earth universe in single-player battles across Japan, and collect character cards and achievements.
• Multiplayer matches: Play Koi-Koi against other players in multiplayer and see how you rank among competitors.

Frequently asked questions

What is Koi-Koi?

Koi-Koi is a hanafuda flower-card game. Players make pairs with cards from their hands and score points by forming Yaku combinations.

Is there a tutorial?

Yes. An in-game tutorial explains the basic rules of Koi-Koi for players who are new to hanafuda.

What does calling “koi koi” do?

After forming a Yaku, you can continue the round by calling “koi koi.” This may increase your winnings, but your opponent can score first.

Can I play against other people?

Yes. The game includes multiplayer matches against other players, as well as single-player battles against bishoujo characters.