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.

Deck Showcase

Standard Kyoto Pattern

ENERO: EL PINO

Hokkaido Pattern (without metallic overprints)

Echigo Pattern (without metallic overprints)

Hanamaki Pattern (without metallic overprints)

Yamagata Pattern

Awa Pattern (without metallic overprints)

Korean Hwatu

Dalian Pattern

Hana Cards

Osaka Pattern (Mushi Style)

Collectible Hanafuda

Echigo Pattern

Standard Kyoto Pattern (Five Gold Brights)

Hanamaki Pattern (with metallic overprints)

Hokkaido Pattern (with metallic overprints)

Yamagata Pattern (with metallic overprints)

Awa Pattern (with metallic overprints)

Cartoon Hanafuda

Super-Deformed Hanafuda

Bizen Pattern (without metallic overprints)

Deck by OpenCards

Doitsu-Hanafuda

Hanafooda Hawaii Grinds

+ Your deck here