Steam

Koi-Koi Japan [Hanafuda playing cards]

Also known as Koi-Koi Japan [Hanafuda playing cards], kkjhpc, koi koi japan hanafuda playing cards

"Hanafuda" is a traditional Japanese card game. Now you can enjoy "Koi Koi," its most well-known variation, in a purely Japanese milieu with elegant and refined graphics. Online Multiplayer!!

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Last update

16 May 2026

Original sources

Latest update

Patch notesPublished 06 Jan 2026

v2.3.1Update Announcement [Ver.2.3.1]

Thank you for playing Koi-Koi Japan. Today, we have released Ver.2.3.1 update with the following new features: ・Waiting mode in Hanawase lobby ・Hanawase multiplayer with CPU players ・Minor bug fixes In the lobby waiting…

2 changesGameplay

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Latest updates

Update history

Browse past updates and patch notes for this game.

32updates

December 2025
Thank you for playing Koi-Koi Japan. Today, we have released Ver.2.3.0 update with the following features: Hana-Awase multiplayer functionality Minor bug fixes To celebrate the addition of multiplayer functionality to H…v2.3.02 changesGameplayPatch notes19 Dec 2025
October 2025
Thank you for playing Koi-Koi Japan. Today, we have released the Ver.2.2.10 update, which adds the following new features: Screen resolution adjustment Option to change the number of multiplayer matches On the lobby sea…v2.2.101 changeGameplayPatch notes29 Oct 2025
Thank you for playing Koi-Koi Japan! Our new RPG that combines merge puzzles and battles, “Merge Match March,” is now part of Steam Next Fest! You can now try out the demo version featuring the early stages of the game.…4 changesGameplayUI/audioStore16 Oct 2025
Thank you for playing Koi-Koi Japan. Today, we have released an update that addresses an issue caused by the Unity version used in the game. Please see the details at the link below: https://unity.com/security/sept-2025…v2.2.91 changeSecurity14 Oct 2025
September 2025
Thank you very much for playing Koi-Koi Japan. Today we have released update Ver.2.2.8, which adds the following languages: Simplified Chinese Traditional Chinese Spanish (Latin America) Brazilian Portuguese We hope thi…v2.2.81 changeGameplayPatch notes12 Sept 2025
August 2025
Thank you for playing Koi-Koi Japan. We have identified an issue where, on some PCs with specific locale settings, save data could not be loaded correctly. Today, we have released the Ver.2.2.7 update to fix this proble…v2.2.7Patch notes12 Aug 2025
Thank you for playing Koi-Koi Japan. We have released the Ver.2.2.6 update today. The main changes are as follows: Partial revision of English text Added missing German translations Fixed minor bugs Currently, the game…v2.2.63 changesFixGameplayPatch notes08 Aug 2025
June 2025
Thank you for playing Koi-Koi Japan. We have released the long-awaited 64-bit compatible update for the Mac version. ※ Please note: This update is for the Mac version only. With this update, the minimum supported macOS…v2.2.52 changesCompatibilityGameplayPatch notes26 Jun 2025
Thank you for playing Koi-Koi Japan. We will soon be releasing an update for the Mac version to support 64-bit architecture. With this update, the minimum supported macOS version will change as follows: Before: macOS 10…2 changesCompatibilityGameplayPatch notes20 Jun 2025
January 2021
To everyone who has already purchased 「Koi-Koi Japan」 thank you for enjoying one of our best selling games! We've just released a new title that we think you might like and we have a bundle that let's you pick up the ne…6 changesBalanceStore22 Jan 2021
December 2020
A new bundle has been released that includes four additional DLCs with the latest Hana-Awase rule. Match different flowers and hone your Hanafuda skills in various modes! ---------------------- ・ Koi-Koi Japan [Hanafuda…2 changesGameplayStore18 Dec 2020

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