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Battle Hanafuda

A modern take on the traditional Japanese card game Hanafuda, featuring both competitive multiplayer and solitaire with intuitive gameplay that's easy for beginners to enjoy.

Steam Page
Developer
SUZUKI PLAN, Yoji Suzuki
Publisher
SUZUKI PLAN, Yoji Suzuki
Release
March 10, 2026
145 days ago
Steam Reviews
7 user reviews7 reviews100.0%

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About the Game

Battle Hanafuda is a video game based on the traditional Japanese card game Hanafuda.

Experience the depth and fast-paced excitement of Hanafuda with maximum accessibility and ease of play.

🎴 Key Features

  • Supports the popular Hanafuda games Koi-Koi, the thrilling Oicho Kabu, and Hana Klo (solitaire).

  • Designed so that even complete beginners can enjoy Hanafuda from their very first match.

  • Features such as hand highlights, automatic card recognition, and intuitive visual guidance help you learn naturally while playing.

  • Easily see when you're just one card away from completing a scoring hand and enjoy the excitement of strategic decision-making.

  • Supports Online Multiplayer. (Koi-Koi)

🎴 Differences Between the Full Version and the Demo

In addition to everything included in the demo, the full version includes:

  • Online Multiplayer (always available)

  • Arcade Mode

  • Watch Mode (spectate AI vs. AI matches)

  • Hard Mode (challenge a stronger AI)

  • No-Sake Mode (CPU matches with the Sake Cup card disabled)

  • Oicho Kabu - A blackjack-inspired game played with Hanafuda cards.

  • Hana Klo - A Klondike-inspired solitaire game played with Hanafuda cards.

  • Steam Achievements

  • Steam Leaderboards

  • Steam Cloud Saves

  • Mouse and Steam Deck touch input support

  • Music Room

  • In-game rule reference for both Koi-Koi, Oicho Kabu and Hana Klo

🎴 Arcade Mode Beta (Currently in Development During Early Access)

A stage-based single-player mode.

Earn money by winning matches and spend your funds to continue after defeat.

Manage your resources carefully and aim to clear all stages.

Current Beta Content: Stages 1–3 are available.

🎴 Free Play Mode

Play the following games:

  • Koi-Koi (Nintendo-style rules plus an optional No-Sake variation)

  • Oicho Kabu - A blackjack-inspired game played with Hanafuda cards.

  • Hana Klo - A Klondike-inspired solitaire game played with Hanafuda cards.

Detailed rules for each game can be viewed from the in-game Configuration menu.

🎴 Watch Mode (AI vs. AI Spectator Mode)

Watch matches between the Normal and Hard AI.

Recent match logs can be viewed in watch.log inside the save directory via Steam's Browse Local Files option.

The log contains various metrics showing why the Hard AI selected each move.

You might even enjoy analyzing watch.log using generative AI tools.

Note: The Hard AI is still being refined and will continue to receive improvements throughout Early Access.

We welcome feedback and analysis from the community.

🎴 Online Multiplayer

  • Quick Match
    Match with a random opponent online.

  • Friends Match
    Match online with players on your Steam Friends list.

  • Create Private Room
    Create a private room using a custom ID and invite other players to join.
    (Share the room ID via chat or other means.)

  • Join Private Room
    Join an existing room by entering its ID.

  • Log
    View the results of your last 12 online matches and check your opponents’ Steam profiles.

A Private Room ID is created by choosing any 6-character code.

During online matches, to maintain a fast-paced experience, the pause function and hand list are disabled, and all inputs are subject to a time limit.

🎴 Music Room

The game's soundtrack is powered by the YM2612 (OPN2) sound chip used in the VGS-X platform.

The Music Room allows you to preview tracks while viewing a piano-style keyboard display.

🎴 Recommended For

  • Beginners who’ve always wanted to try Hanafuda

  • Players looking for a quick, two-player battle game

  • Fans of Japanese-style, strategy, and mind-game experiences

  • People who enjoy tabletop games like poker or mahjong

🎴 Content Usage Policy (Streaming & Media)

You are free to create and publish content using this game (including gameplay videos, live streams, articles, social media posts, and fan works / derivative works) without obtaining prior permission.

This applies to both commercial and non-commercial use, including monetized content.

However, redistribution or reuse of in-game assets (such as graphics, audio, or music files) as standalone materials is not permitted.

Credit Example: Battle Hanafuda © 2025-2026 SUZUKI PLAN

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