花札ウォーズ - こいこいOnline icon

花札ウォーズ - こいこいOnline v4.16.0

Contains ads • In-app purchases

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About this app

Developer Description

The definitive online Hanafuda game! Free matches for everyone from beginners to experts!

🌸 Aim for national domination online!

🥇 [Definitive Edition] Hanafuda Wars: Experience the pinnacle of Japanese gaming for free!
The ultimate app for the traditional Japanese card game Hanafuda, featuring Koi Koi, its most popular rule, is finally here.
Completely easy-to-play to excite players of all levels, from beginners to advanced!

Enjoy thrilling online battles, CPU matches with a wide variety of rule settings, and exciting daily events.
This Hanafuda Koi Koi app has it all.
Stunning graphics and presentation, along with immersive Japanese-style background music,
will make your Hanafuda Koi Koi experience exceptional.

Enjoy the thrill of reading the cards and having courage—the essence of Hanafuda—in the best environment, for free.
Experience the tension of Koi Koi. If you want to master the game, this is the app for you.

🃏 Powerful features for mastering Koi Koi

Even beginners can play with confidence. Support features help you quickly understand Koi Koi.
The rules seem complicated...but don't worry.

Card Marking: Cards you can take light up without having to compare your hand with the cards on the table.
Even beginners won't get lost.
Instant Hand List Check: Check Hanafuda hands like "Hikari," "Tane," and "Tan" with just one tap, even during a game.
Koi Koi Recommendation Display: Supports Koi Koi decisions when you're unsure.

Perfect for beginners who want to learn Hanafuda for free and discover its depth.
Master it perfectly with this app.
You'll naturally acquire authentic reading skills.

💻 Play online against experts from around the country! Rise to the top of the rankings.

Online battle mode for players seeking serious competition.
The ultimate stage for testing your Hanafuda skills.
Match up with players from around the country in real time online!
Enjoy the true essence of Koi Koi.

Rankings: Compete online for rankings based on the number of points earned each day!
Aim for the top and show off your skills to the whole country.

Friend Challenges: Play Hanafuda online with friends, even if they're far away.

Various Rule Settings: Enjoy local rules like "Seven Mon Bai," "Baigaeshi," "Kutsutsuki," and "Te Shi."

This app is the only one that offers such authentic online battles.

Enjoy the intense Hanafuda experience to your heart's content.

🕹️ Outstanding Controls! A Stress-Free Experience

Intuitive controls.
Choose from flicks to play cards or taps to select cards.

Smooth, responsive Hanafuda card controls.

A beautiful interface inspired by the beauty of nature.

Feel as if you're playing real Hanafuda cards.

🏆 Versatile Game Modes to Keep You Interested

Whether playing solo or online, there's plenty of modes to keep you entertained.

A must-have for Hanafuda fans.

CPU mode, online mode, title mode, and daily mode.
Play against a different CPU player every day, earn points, and collect medals and trophies.
Enjoy daily challenges for free.

Limited-time events: Held regularly based on seasonal themes.
Get exclusive avatars and backgrounds that add color to the world of Hanafuda for free.
Special effects further enhance the beauty of Hanafuda.

💰 Enjoy great savings with the GP system!

Earn GP through login bonuses, online matches, and event participation.
The more you play Hanafuda, the more you save.
Exchange accumulated GP for avatars and effect items for online matches.
Earn GP with Koi-Koi victories.
Continued play directly leads to improved understanding of Hanafuda and skill.

🌟 Maximum realism and attention to detail

Elegant hand effects: When you complete a Hanafuda hand, gorgeous effects will adorn the screen.
Japanese instrument background music: Enhances the tense game of Koi Koi.

🎁 Hanafuda is recommended for:

Looking for a free and easy-to-play Hanafuda app?
Beginners who want to learn the rules of Hanafuda, especially Koi Koi.
Want to play online against players from all over the country?
This app is also perfect for fans of Hanafuda's deep strategy.

Hanafuda isn't just about luck. It's a deep card game that tests your reading and courage.
Try and reach the pinnacle of Hanafuda Koi Koi with this free and easy-to-play app!

What's New

【4.16.0】
- 大会のランキングレートが調整されます
- 軽微な不具合が改善されます

In-app purchases

$0.99 - $59.99 per item

Version Information

Version
4.16.0
Downloads
100K+
Updated on
Dec 19, 2025
Released
Jan 17, 2026
Requires
Android 9

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花札ウォーズ - こいこいOnline users say on Google Play

★★★★★
A Google user A Google user

Great gameplay and presentation, possibly the best Hanafuda/Koi-Koi game I've played. I'd love to see the option for English language. Thank you! For other English users here's how you can play for free: 1. when you first load it up, choose the bottom button. 2. At the web page you go to, tap the big blue button. 3. This will compose an email, don't type anything into it, just press send to send off your request to play for free. 4. In a few minutes you should get a reply, check your email on your Android

6 Jul 28, 2011

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