# Kana Juku: Kana Keyboard — On-Device AI · Kana Mastery

> On-Device AI · Kana Mastery (iPhone/iPad app by chengche lee.)

- Source: https://appshunter.io/ios/app/kana-juku-kana-keyboard/id6756785942 (this page in markdown: same URL + `.md`)
- Developer: [chengche lee](https://appshunter.io/developer/1862790313)
- Category: Education
- Price: Free
- Age rating: 4+
- Requires: iOS 18.6 · 114 MB
- Languages: American English, French (France), German (Germany), Indonesian, Japanese, Korean, Brazilian Portuguese, Chinese (Simplified, China), European Spanish, Chinese (Traditional, Taiwan) and 1 more
- Released: 2025-12-22
- Data updated: 2026-08-19
- User reviews in markdown: https://appshunter.io/ios/app/kana-juku-kana-keyboard/id6756785942/reviews.md

## What is Kana Juku?

Master Japanese kana the AI-powered way — for everyone serious about Japanese.

Key Features:
• System Keyboard Extension — Enable once in iOS Settings and type Japanese kana in any app, system-wide.
• In-App Gojūon Keyboard — Layout mirrors the gojūon table for what-you-see-is-what-you-type input.
• Handwriting Recognition — Pen-and-paper feel with on-device ML models identifying your strokes.
• Image Recognition — Snap or import a photo; AI identifies the kana for you.
• Speech Recognition — Practice pronunciation and let AI verify your accuracy.
• On-Device LLM — Built-in offline language model; complete privacy, no cloud.
• Man'yōgana Origins — Each kana traced back to its kanji root for memorable mnemonic learning.
• Stroke Order Animations — Standard stroke-order playback with side-by-side handwriting practice.
• Home Screen Widgets — Quick kana and vocabulary refreshers without opening the app.

----- cross-promo (auto-generated; do not edit) -----
More from the developer: English N+1 · Python Dimensions · Auditory Companion · Gantt Planet — Search «ChengChe Lee» on the App Store.


## Version history (last 5 releases)

### 1.3.2 — 2026-08-11

v1.3.2 — A friendlier first-time setup for the on-device AI tutor, plus polish across the kana lessons and keyboard.

### 1.3.1 — 2026-05-28

• Kana system keyboard
• JLPT N5 path
• Hira⇄Kata toggle
• NFC kana tags
• Smarter scratchpad

### 1.3 — 2026-05-02

1.3 — Faster micro-sessions, smoother keyboard flow
• New Lock Screen widget: keep a single quiz card on your Lock Screen for quick study moments
• Physical keyboard support: Return to submit, Esc to dismiss, plus ~15 shortcuts across 7 screens
• AI model stability fix: Sendable concurrency patch for more reliable behavior
• Localization expansion: French, Japanese, and Korean added; Simplified Chinese refined

### 1.2 — 2026-03-23

v1.2 What's New:

1. Full English Support
• Complete English interface for all screens
• English mnemonics, etymology, and vocabulary for every kana
• Scratchpad, quiz settings, and more fully localized

2. AI Upgrades
• New on-device LLM models available
• Improved model download and loading flow
• Added model validation and crash protection

3. New AppIcon

### 1.1 — 2026-01-18

1.增加 ios18 支援
2.改善本地大模型存儲路徑

## More apps by chengche lee

- [English Plus One](https://appshunter.io/ios/app/english-plus-one/id6757358263)
- [Gantt Planet: Habit Tracker](https://appshunter.io/ios/app/gantt-planet-habit-tracker/id6757654373)
- [Auditory Companion: Sleep](https://appshunter.io/ios/app/auditory-companion-sleep/id6759191303)
- [Python Dimensions: Quiz Bank](https://appshunter.io/ios/app/python-dimensions-quiz-bank/id6759192089)
- [Atomic Presence: Audio Proof](https://appshunter.io/ios/app/atomic-presence-audio-proof/id6759192866)

All apps by chengche lee: https://appshunter.io/developer/1862790313

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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 2026-08-19.*