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Apple ID6758270284
Bundle IDcom.renreistudio.jpvocab
SellerSeller
Min iOS12.0
Min macOS11.0
Device familiesiphone, ipad, ipod
Released2026-05-10
Copyright© 2026 Renrei Studio
Privacy policyLink ↗
Preview 2 platforms
iPhone 10 images
iPad 5 images
What’s New Version 1.0.22
Version 1.0.22 — a big batch of bug fixes!
• Fixed cross-device sync — progress from one device now always appears on the other
• Fixed category study showing no cards (data self-repairs on launch)
• Burned cards can now be restored from any screen
• Season Pass: upgrade to Golden Bird anytime and claim past premium rewards
• Fixed pet gacha pulls not being received — missing pets return automatically
• Android tablets can now rotate to landscape
• Exercise mode: accurate word counts + option to hide readings while drilling
• Improved pronunciation audio for 80+ words, plus many translation fixes
Description
Shima Bird — Learn Japanese with Smart Flashcards
Master Japanese kanji, vocabulary, and grammar from JLPT N5 to N1 with Shima Bird — powered by FSRS, the most advanced spaced repetition algorithm. It learns how your memory works and schedules every review at the perfect moment, so you remember more in less time.
Packed with content — thousands of flashcards, 200+ grammar lessons, graded reading, and audio conversations across every JLPT level.
COMPLETE JLPT COVERAGE (N5–N1)
• Thousands of vocabulary, kanji, and radical flashcards
• 200+ grammar lessons with example sentences for every level
• Kanji with readings, radical breakdown, and mnemonics
• Graded reading passages — including illustrated Picture Book mode
• Audio conversations with native-style voices
• Daily quizzes and drill exercises (conjugation, particles, sentence building)
SMART REVIEW (FSRS)
Reviews scheduled at the optimal moment for long-term memory — no more cramming, no more forgetting.
AI-POWERED TOOLS
• AI Tutor — chat for explanations and practice
• Auto-fill flashcards in one tap
• Smart translation + deep sentence breakdown
• OCR scan to extract vocabulary from images
• YouTube transcript learning (Premium)
VIVID MNEMONICS
Memory tricks and kanji breakdowns for every character — remember faster, forget less.
STREAKS & GAMIFICATION
Daily quests, achievements, streak rewards, and a 30-day Starter Pass keep you coming back.
MAKE IT YOURS
Personalize with card skins, frames, headers, and adorable avatars. Light and dark mode included.
OFFLINE STUDY
Core flashcard study works fully offline — learn anywhere, anytime. Available in English and Thai.
FREE DAILY TOKENS
Get free tokens every day to unlock AI features.
GOLDEN BIRD PREMIUM
Unlimited new cards, full AI access, exclusive cosmetics, and more.
Whether you're prepping for JLPT, learning your first kanji, or rebuilding your Japanese — Shima Bird is the cute, smart study buddy that makes Japanese stick.
Start your journey today with Shiina
Terms of Use: https://sites.google.com/view/shimabirb/terms-of-use
Privacy Policy: https://sites.google.com/view/shimabirb/privacy-policy
In-App Purchases US pricing
Golden Bird Subscription
Monthly · Monthly$7.99
Yearly · Yearly$59.99
One-Time Purchases
100 Tokens$0.99
500 Tokens$3.99
1500 Tokens$8.99
Capabilities
In-App Purchases
Accessibility
ipadiphonemacrealityDevicetvoswatch
Version history 9 versions
Build 887853605v1.0.222026-07-06 07:09:04
Version 1.0.22 — a big batch of bug fixes!
• Fixed cross-device sync — progress from one device now always appears on the other
• Fixed category study showing no cards (data self-repairs on launch)
• Burned cards can now be restored from any screen
• Season Pass: upgrade to Golden Bird anytime and claim past premium rewards
• Fixed pet gacha pulls not being received — missing pets return automatically
• Android tablets can now rotate to landscape
• Exercise mode: accurate word counts + option to hide readings while drilling
• Improved pronunciation audio for 80+ words, plus many translation fixes
Build 887604500v1.0.212026-07-01 02:33:46
Introducing our first Season Pass
- New Season Pass: study daily to unlock rewards across 60 tiers
- Season-exclusive deck skins, avatars, frames, headers, and streak bars
- Special themes: Angel Shiina and Jirai Ririka
- Daily rewards just for reviewing your cards
- Stability improvements and bug fixes
Build 887102545v1.0.202026-06-18 00:33:41
- Various bug fix and improve stability
Build 886890615v1.0.192026-06-15 01:36:06
Version 1.0.19
New
• Fresh app icon (Shiina chibi)
• new Quest and Pass UI
• Explorer Quests Part 2
• Vocabulary mining support
Fixes
• Fixed new cards getting stuck in a learning loop
• Corrected readings, furigana & example sentences across many words
• Polished kanji/radical mnemonics & a few grammar points
• More natural audio for some words
• Streak Freeze purchase confirm, report-button fix, steadier inbox
Build 886538995v1.0.182026-06-05 02:29:56
- New in-app Mailbox — claim reward mail and chest
- Undo your last study rating (gear menu)
- ×2 Weekend Bonus chests every Sat/Sun + morning reminder
- Writing pad on vocab cards (was kanji-only)
- Dynamic per-card furigana toggle
- +46 new vocab (魔法, 王国, 距離, ありがとうございます, …)
- 2 new N1 conversations + ~70 vocab entries cleaned
- Grammar EN script fix, in-app feedback fix, SRS limit fix
Build 886204399v1.0.172026-05-27 23:32:25
Audio
- Built-in vocab voicepack — 9,000+ words now have pre-recorded
pronunciations bundled with the app.
- Pronunciation toggle in Settings — choose built-in voice vs system
TTS voice per preference.
Content
- New N3 graded conversations — 4 added (Mina+Takeshi at the cafe / sick
day, Aya+Yui trip / baking plans).
- New N2 graded conversations — 2 added (Chiaki+Daiki on switching to an
AI startup, Shouta+Kenji on a 3-year Hanoi posting).
Reading
- Furigana toggle on graded reading — show or hide kana above the kanji
per passage; preference persists across sessions.
- Restored truncated furigana on 転 (n4_006), 交, 断 in reading passages.
World Boss
- New world boss sprite.
Build 885889643v1.0.162026-05-21 21:27:52
Content
- 3 new grammar lessons
- Bilingual fixes for 2 grammar lessons.
- Fixed a kanji mnemonic.
Features
- Delete custom cards — remove user-created cards from the edit screen
- Smarter AI translation — handles longer text, cleaner error handling
- Android: text-to-speech voice setup help (detects missing JP voice)
Fixes
- Daily study/streak reminders now fire reliably on Android (scheduled notifications were silently broken; they now fire on time)
- Fixed time-picker AM/PM selector being invisible in dark mode
- Faster summary page load
- Streak freeze, crash, and general stability fixes
Build 885502344v1.0.152026-05-18 04:33:46
- Picture Book reading mode (Trial) — learn vocabulary through illustrated stories
- New N3 grammar lesson (nominalizer)
- Expanded Thai translations + improved example sentences
- Fixed text-to-speech on grammar cards
- Profile name / avatar update fixes
- Streak freeze & crash/stability fixes
Build 881827683v1.0.142026-05-10 17:04:24
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Availability 1 of 1 storefronts
| Region | Language | Price | Ratings | Avg | Version |
|---|---|---|---|---|---|
| US | en-US | Free | 11 | 4.9 | 1.0.22 |
Change log 13 changes · US
✎
releaseNotes updated
Version 1.0.22 — a big batch of bug fixes!
• Fixed cross-device sync — progress from one device now always appears on the other
• Fixed category study showing
✎
description updated
Shima Bird — Learn Japanese with Smart Flashcards
Master Japanese kanji, vocabulary, and grammar from JLPT N5 to N1 with Shima Bird — powered by FSRS, the most
✎
subtitle updated
Learn Japanese, Fast & Comfy
✎
name updated
Shima Bird - Japanese Learning
◆
Version 1.0.22 released
Version 1.0.22 — a big batch of bug fixes!
• Fixed cross-device sync — progress from one device now always appears on the other
• Fixed category study showing no cards (data self-repairs on launch)
• Burned cards can now be restored from a
◆
Version 1.0.21 released
Introducing our first Season Pass
- New Season Pass: study daily to unlock rewards across 60 tiers
- Season-exclusive deck skins, avatars, frames, headers, and streak bars
- Special themes: Angel Shiina and Jirai Ririka
- Daily rewards ju
◆
Version 1.0.20 released
- Various bug fix and improve stability
◆
Version 1.0.19 released
Version 1.0.19
New
• Fresh app icon (Shiina chibi)
• new Quest and Pass UI
• Explorer Quests Part 2
• Vocabulary mining support
Fixes
• Fixed new cards getting stuck in a learning loop
• Corrected readings, furigana & example sentences ac
◆
Version 1.0.18 released
- New in-app Mailbox — claim reward mail and chest
- Undo your last study rating (gear menu)
- ×2 Weekend Bonus chests every Sat/Sun + morning reminder
- Writing pad on vocab cards (was kanji-only)
- Dynamic per-card furigana toggle
- +46
◆
Version 1.0.17 released
Audio
- Built-in vocab voicepack — 9,000+ words now have pre-recorded
pronunciations bundled with the app.
- Pronunciation toggle in Settings — choose built-in voice vs system
TTS voice per preference.
Content
- New N3 graded conversat
◆
Version 1.0.16 released
Content
- 3 new grammar lessons
- Bilingual fixes for 2 grammar lessons.
- Fixed a kanji mnemonic.
Features
- Delete custom cards — remove user-created cards from the edit screen
- Smarter AI translation — handles longer text, cleaner err
◆
Version 1.0.15 released
- Picture Book reading mode (Trial) — learn vocabulary through illustrated stories
- New N3 grammar lesson (nominalizer)
- Expanded Thai translations + improved example sentences
- Fixed text-to-speech on grammar cards
- Profile name / avat
◆
Version 1.0.14 released