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08 Sep 2026
| Published | Title | Build |
|---|---|---|
| Version 0.33 This update applies only to the macOS and Linux versions. On these platforms, the game uses SDL2 to render a 640×400 texture to the screen at 60 FPS. We discovered that the texture buffer (framebuffer) was incorrectly allocated for only 399 rows (640×399), and have fixed the issue. This bug could cause crashes and other problems. We believe this update resolves them, but since we do not have ac… | — | |
| Version 0.29 Fixed an issue where the "Cannot move!" dialog would not disappear after replaying a leaderboard replay in Hana Klo . | — | |
| Version 0.25: Mini Update This mini update includes several improvements, such as smoother card animations and additional map details. · Improved card movement (transition) · Added the ship (Kan'ei Maru) NPC to the road between Stage 1 and Stage 2 · Other minor fixes (1) Improved Card Movement I've adjusted the initial acceleration of card animations based on the distance between the starting and ending positions. Cards… | 23833968 | |
| Version 0.23 Oicho-Kabu Update In this mini update, we've made several improvements to Oicho-Kabu (Public Beta). · Added the new winning hands "Hanami-Sake" and "Tsukimi-Sake" · Added a replay confirmation after the game ends · Fixed minor issues Added "Hanami-Sake" and "Tsukimi-Sake" We have added the new hands "Hanami-Sake" and "Tsukimi-Sake", which are formed by combining the September Seed card (Sake Cup) with either the… | 23631636 | |
| Version 0.21 (patch) Arcade Mode scores were incorrectly being submitted to the following leaderboards. This issue has now been fixed. · Stage 1 → Normal / 4 Rounds · Stage 2 → Normal / 4 Rounds · Stage 3 → Normal / 6 Rounds | — | |
| Version 0.20 (Arcade Mode - beta)major This major update adds "Arcade Mode β". The full version (ver1.00) is planned to include a total of 8 stages. In this beta version, stages 1 through 3 are currently playable. Arcade Mode Rules (Beta) · When you win a stage, the difference between your score and your opponent's score is added to your money (y). · If you lose a stage, you can continue by spending a continue cost (cc) from your mo… | 23373387 | |
| Version 0.19 (patch) This update includes bug fixes and a small mini-update. *Arcade Mode has not been implemented yet. The following issues have been fixed: · White noise could sometimes be mixed into sound effects during playback · On Windows, the game could still be controlled even when the window was in the background (out of focus) In addition, a new "KoiKoi Rule" option has been added to the "Configuration" m… | 23283094 | |
| Major Update: Hard Mode / No Sake Modemajor In this update, we have added two new modes: Hard Mode and No-Sake Mode . · Hard Mode : Play against a Hard AI designed to achieve “human-level strength” without any form of cheating · No-Sake Mode : Play under a ruleset without the Sake Cup Originally, this update was scheduled for mid-April, but it has been slightly moved forward. The reason for this change is explained in the No-Sake Mode se… | — |
| Date | Day | Time | Patch title | Build ID | Branch | Depots | Download Δ |
|---|---|---|---|---|---|---|---|
| 7 Sep 2026 | Mon | 07:36 | No patch notes · unannounced build | 25159226 | public | 3 | — |
| 12 Aug 2026 | Wed | 01:53 | No patch notes · unannounced build | 24638456 | public | 3 | — |