# Chinitsu King — Mahjong Pure Flush Trainer

> Mahjong Pure Flush Trainer (iPhone/iPad app by naoya saito.)

- Source: https://appshunter.io/ios/app/chinitsu-king/id6759561881 (this page in markdown: same URL + `.md`)
- Developer: [naoya saito](https://appshunter.io/developer/1576521641)
- Category: Games, Education, Board, Puzzle
- Price: Free
- Age rating: 12+
- Requires: iOS 26.0 · 19 MB
- Languages: English, Japanese
- Released: 2026-03-03
- Data updated: 2026-06-28
- User reviews in markdown: https://appshunter.io/ios/app/chinitsu-king/id6759561881/reviews.md

## What is Chinitsu King?

Chinitsu King

How fast can you solve 10 pure flush hands? How many can you clear in 60 seconds?
Chinitsu King is a training app dedicated to reading Chinitsu (pure flush) waits — the most beautiful and complex hand in Mahjong.

【13 Tiles. Full Hand. No Shortcuts.】
Limited to the 13-tile closed hand — the situation you face in real games.
No unnecessary explanations. Just solve, sharpen, and push your reaction speed to the limit.

◆ 3 Game Modes
・Daily Challenge: Resets at midnight. One special question per day. Earn points for correct answers.
・10-Question Time Attack: Race to solve 10 hands as fast as possible.
・1-Minute Score Attack: Solve as many as you can, correctly, in 60 seconds.

◆ Track Your Growth
・Graph your last 20 game times.
・Every slump, every breakthrough — written in numbers.

◆ Compete Worldwide
・The "Dan Pyramid" ranking system.
・Climb from 1-Kyu to 1-Dan, and reach the legendary title of Chinitsu King.

◆ More
・Minimal ads. Nothing gets in the way of your training.
・iCloud sync — continue your training on any device.
・If you play Mahjong, you'll get it the moment you see it.

Play now. Become the Chinitsu King.


## Version history (last 4 releases)

### 1.2.2 — 2026-06-22

Thank you for using Chinitsu King!
Here's what's new in this update:

・Optimized ad display and fixed layout issues
・Minor bug fixes

### 1.2.0 — 2026-06-04

Thank you for using Chinitsu King!
Here's what's new in this update:

・Added an onboarding guide for new users
　A 3-page guide now appears when you first launch the app (or after updating),
　explaining how to play, the rank system, and how points work.
　Get up to speed before you start training.

### 1.1.1 — 2026-04-19

Thank you for using Chinitsu King!
Here's what's new in this update:

・Inappropriate words are no longer allowed in nicknames

### 1.0.0 — 2026-03-04

No release notes.

## More apps by naoya saito

- [百Math - Calculation App -](https://appshunter.io/ios/app/math-calculation-app/id1576521639)
- [到チャック -乗り過ごし防止アプリ-](https://appshunter.io/ios/app/id1617118114)
- [Texport](https://appshunter.io/ios/app/texport/id6448851646)
- [IROZAN - Color Mixing Puzzle -](https://appshunter.io/ios/app/irozan-color-mixing-puzzle/id6761189163)

All apps by naoya saito: https://appshunter.io/developer/1576521641

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-28.*