Question 1

How do you play Koi-Koi online multiplayer?

Accepted Answer

Press "Play now" for online matchmaking with players worldwide, or "Private room" to create a game and share the link or room code with a friend. Both work in your browser with no download.

Question 2

Can I play Hanafuda online for free?

Accepted Answer

Yes. Hanafuda Legends is free to play in your browser or on Android — ranked seasons, Daily Challenge, vs computer, and private rooms. No signup or subscription required. An iOS app is coming soon.

Question 3

What is Koi-Koi?

Accepted Answer

Koi-Koi is a traditional Japanese card game played with Hanafuda (flower cards). Two players match cards by month, capture sets called yaku, and choose to bank points or risk calling "Koi-Koi" for higher scores.

Question 4

How do I play?

Accepted Answer

Play a card from your hand to match one on the table (same month), or add it to the table. Then draw a card and match or add it. When you form a yaku, you can stop to keep your points or call "Koi-Koi" to continue for more.

Question 5

How do I play with a friend?

Accepted Answer

Click "Private Room", create a room, and choose how many rounds. Share the room code or link with your friend. They join with the code — no account required.

Question 6

What are yaku?

Accepted Answer

Yaku are scoring combinations of captured cards, such as "Five Brights", "Moon Viewing", or "Poetry Ribbons". Each yaku has a point value; the game explains them as you play.

雨四光Rainy Four Brights

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点数の仕組み

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点数の仕組み

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