Compare Bishoujo Battle Hanafuda Koi-Koi prices across trusted key stores and find the best deal. Developed by Zoo Corporation. Published by Zoo Corporation. Released on 5/18/2020. Available on PC. Genres: Casual.

If you've ever wanted to learn hanafuda without being judged by a grandparent, this budget title gets the Koi-Koi fundamentals down - but the multiplayer player count tells a grimmer story.

I went into this one with a simple question: is this actually a decent Koi-Koi implementation, or is it just anime artwork stapled onto a broken card engine? The short answer is that the rules are solid. Each turn you match a card from your hand to a card on the field by flower suit, then flip the top of the draw pile and match again. Once you assemble a yaku - a scoring combination like Five Brights, Boar-Deer-Butterfly, or the deceptively powerful Sake Cup clusters - you decide whether to call Shōbu and bank the points, or shout Koi-Koi and keep going for more. That risk-reward pivot is where the real tension lives, and Zoo Corporation has implemented it faithfully across a 12-round game structure with score-doubling rules intact. For a sub-five-dollar card game, the mechanical foundation is honest. The single-player tour across Japan gives you a sequence of matches against the bishoujo girls lifted from the Rick G Earth mobile universe. Winning unlocks character cards, which gives collectors a thin drip of progression. The tutorial is genuinely beginner-friendly - hanafuda is intimidating for newcomers who don't know a Ribbon from a Bright, and having AI opponents with graduated difficulty is the right call. Where the SP experience falls apart is depth: once you understand yaku construction and the Koi-Koi gamble, the AI offers limited resistance and the single-player loop has nowhere meaningful to go. No difficulty settings surfaced in research, no yaku toggle options confirmed. The multiplayer mode is where this gets uncomfortable to recommend. SteamSpy data shows a peak concurrent user count of one - that is not a typo. Online PvP exists in the menu, and in theory you can find Koi-Koi players from around the world, but in practice the lobby situation looks dead on arrival. Koi-Koi is a two-player game by design, so a thin player base absolutely kills the async potential. If you have a friend who also owns this title and you can coordinate a session, the online PvP works fine for that purpose. But you are not finding a random ranked match at 9pm on a Tuesday. Presentation is functional anime-aesthetic: the hanafuda cards retain their traditional floral and animal designs, which look clean on screen, while the character art does its job for the target audience. There is nothing technically broken being reported, which for a low-budget digital card game is worth noting. What is missing is any kind of ranked ladder, stat tracking, or community hook that would justify returning after you have cleared the single-player tour once. It fills an afternoon. It does not fill a week. Fred, Scout Team

Bishoujo Battle Hanafuda Koi-Koi

Bishoujo Battle Hanafuda Koi-Koi

May 18, 2020Zoo Corporation
GamerScout Says

If you've ever wanted to learn hanafuda without being judged by a grandparent, this budget title gets the Koi-Koi fundamentals down - but the multiplayer player count tells a grimmer story.

PC
Steam Deck Playable
Best Price Available
€3.90-22%
at Fanatical
Lowest tracked: €3.90
Track this price

GamerScout Verdict

Worth the low asking price if you want to learn Koi-Koi solo; the multiplayer lobby is functionally empty, so don't buy it for PvP.

Compare Prices(4 stores)

FanaticalBest price
StandardGlobalSteam KeyKey
€3.90-22%
Priced in EUR by the store
Buy
StandardGlobalSteam KeyKey
€4.61-22%
Priced in EUR by the store
Buy
StandardEurope (EU)Steam KeyKey
€4.65
Priced in EUR by the store
Buy
StandardGlobalSteam KeyKey
€4.99
Priced in EUR by the store
Buy
StandardEurope (EU)Steam KeyKey
€5.89
Priced in EUR by the store
Buy

Every store in this table quotes us in euros, so the EUR figure is the price the seller actually set, not our arithmetic — which is why EUR is also the currency we rank in. We only list an offer here when the store gives us its price in euros, so nothing in this table is a number we invented.

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Price History

Lowest tracked
€3.9023 Jun 2026
Current best
€3.90
Lowest since we started tracking
Official storesKeyshops
€3.81€4.12€4.43€4.745 Jun29 Jun23 Jul15 Aug8 Sept
5 Jun — 8 Sept
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Screenshots & Media

About Bishoujo Battle Hanafuda Koi-Koi

I went into this one with a simple question: is this actually a decent Koi-Koi implementation, or is it just anime artwork stapled onto a broken card engine? The short answer is that the rules are solid. Each turn you match a card from your hand to a card on the field by flower suit, then flip the top of the draw pile and match again. Once you assemble a yaku - a scoring combination like Five Brights, Boar-Deer-Butterfly, or the deceptively powerful Sake Cup clusters - you decide whether to call Shōbu and bank the points, or shout Koi-Koi and keep going for more. That risk-reward pivot is where the real tension lives, and Zoo Corporation has implemented it faithfully across a 12-round game structure with score-doubling rules intact. For a sub-five-dollar card game, the mechanical foundation is honest. The single-player tour across Japan gives you a sequence of matches against the bishoujo girls lifted from the Rick G Earth mobile universe. Winning unlocks character cards, which gives collectors a thin drip of progression. The tutorial is genuinely beginner-friendly - hanafuda is intimidating for newcomers who don't know a Ribbon from a Bright, and having AI opponents with graduated difficulty is the right call. Where the SP experience falls apart is depth: once you understand yaku construction and the Koi-Koi gamble, the AI offers limited resistance and the single-player loop has nowhere meaningful to go. No difficulty settings surfaced in research, no yaku toggle options confirmed. The multiplayer mode is where this gets uncomfortable to recommend. SteamSpy data shows a peak concurrent user count of one - that is not a typo. Online PvP exists in the menu, and in theory you can find Koi-Koi players from around the world, but in practice the lobby situation looks dead on arrival. Koi-Koi is a two-player game by design, so a thin player base absolutely kills the async potential. If you have a friend who also owns this title and you can coordinate a session, the online PvP works fine for that purpose. But you are not finding a random ranked match at 9pm on a Tuesday. Presentation is functional anime-aesthetic: the hanafuda cards retain their traditional floral and animal designs, which look clean on screen, while the character art does its job for the target audience. There is nothing technically broken being reported, which for a low-budget digital card game is worth noting. What is missing is any kind of ranked ladder, stat tracking, or community hook that would justify returning after you have cleared the single-player tour once. It fills an afternoon. It does not fill a week.

Fred
Fred · Scout Team

Shooters

Tags

singleplayermultiplayerpvponline-pvpachievementscloud-savestier:sub-5HanafudaKoi-KoiCard GameJapanese TraditionalYaku StrategyBeginner-Friendly TutorialDead MultiplayerAnime Art StyleTwo-Player

System Requirements

Minimum

OS
Windows 8.1/10
Memory
2 GB RAM
DirectX
Version 11
Network
Broadband Internet connection
Storage
500 MB available space
Graphics
DirectX compatible card
Processor
2Ghz(x86_64)
Sound Card
DirectX-compatible sound

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Game Info

Developer
Zoo Corporation
Publisher
Zoo Corporation
Release Date
May 18, 2020

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Frequently asked questions about Bishoujo Battle Hanafuda Koi-Koi

How much does Bishoujo Battle Hanafuda Koi-Koi cost?

As of 8 September 2026, the cheapest in-stock offer for Bishoujo Battle Hanafuda Koi-Koi is €3.90 at Fanatical, out of 5 live offers we track across verified key stores. Prices change daily — the table on this page is refreshed continuously.

Where can I buy Bishoujo Battle Hanafuda Koi-Koi cheapest?

The lowest in-stock price we track for Bishoujo Battle Hanafuda Koi-Koi is €3.90 at Fanatical (8 September 2026). We compare 5 live offers from verified key stores — the full table with every store and its trust score is on this page.

What platforms is Bishoujo Battle Hanafuda Koi-Koi available on?

Bishoujo Battle Hanafuda Koi-Koi is available on PC.

When was Bishoujo Battle Hanafuda Koi-Koi released?

Bishoujo Battle Hanafuda Koi-Koi was released on 18 May 2020.

Who developed Bishoujo Battle Hanafuda Koi-Koi?

Bishoujo Battle Hanafuda Koi-Koi was developed by Zoo Corporation.