"Hanafuda koi-koi ver." is an application that lets you play the traditional Japanese card game "Hanafuda koi-koi".
The premise of the game is, using a deck of 48 cards, to make pairs of matching cards.
Though this seems simple, there's a lot of fun and complexity in reading your opponent, general strategizing, and mastering the game.

Please enjoy A Japanese traditional card game with beautiful graphic and unique BGM.

Rules:
A deck of Hanafuda cards has twelve suits, which each suit corresponding to a different month.
Every card belongs to one of the twelve suits, thus every suit has a total of four cards in it.
If you collect and make special card combinations called 'yaku', you get bonus points or a "special score."
The winner in each game is the person who leaves from the game first.
It is possible to be out, if you get at least one point

About "Koi-Koi":
When someone gets a special score, they must decide whether to continue or end the game.
This decision is known as Koi-Koi.
Getting the third "Koi-Koi" will make your score double, getting the fourth "Koi-Koi" will make your score triple, and getting the fifth "Koi-Koi" will make your score quadruple.
Use "Koi-Koi" cunningly and have fun!

It's easy to play:
-To select a card, just tap it.
-The first tap selects a card, the second tap flips it over.
-Also, when you select a card, the cursor will automatically highlight any other card you can take, making it easy for beginners.

Game Features:
-Tutorial
-Help
-List of Cards
-World Ranking