KaChiKa JA | Learn Japanese
Not in any tracked top chart right now.
Updated 19 Oct 2026 · rankings refresh through the day
DeveloperChengdu Yichen Technology Co., Ltd
CategoryEducation
PriceFree
Released
Rating★ 4.9 (21)
Version1.0.0
Age rating4+
First seen by us
12 Oct 2026
12 Oct 2026Rating
4.9 ★
21 ratings
Measured
KaChiKa JA | Learn Japanese on the App Store
App details
App ID
6739525442
Publisher
Chengdu Yichen Technology Co., Ltd
On the store since
Jan 2025
1 year on the store
Minimum OS
iOS 15.6+
iPhone 6s and later
Devices
iPhone · iPad
Content rating
4+
Languages
7
EN FR KO ZH TH ZH VI
Size
62 MB
Also listed in
Utilities
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.9 ★
21 ratings
Measured
Ratings
21
Measured
About KaChiKa JA | Learn Japanese
"Learning Japanese Through Life"
On my journey to learn Japanese, I deeply understand the challenge of memorizing words - learning and forgetting, wanting to speak but unable to start.
As a learner who relies on visual memory techniques, I know the power of visualizing abstract concepts.
This experience inspired the idea of "integrating Japanese into life, learning Japanese through life" - this is the original intention behind developing this app.
KaChika 勝ち〜カ
# Smart Image Analysis
We analyze image content to generate multiple words and create everyday sentences based on these words.
Word tags on images are clickable with pronunciation features, making them incredibly convenient learning companions.
# Flashcards - Smart Learning System
Master Japanese vocabulary effortlessly with our intelligent spaced repetition system. Our flashcards adapt to your learning pace, automatically scheduling reviews when you need them most.
Smart Scheduling: Powered by forgetting curve algorithms to optimize your review timing
Progress Tracking: Visual insights into your learning journey
Efficient Learning: Focus on what you need to review, not what you already know
# Share Cards
You can save your created images to your album for easy access and share them on any social media platform.
View all words at a glance and learn vocabulary based on different scenarios.
# History Review
Making a card sends the photo for AI analysis; your cards and study history then live on the device — no account, no cloud library.
Through history, we can easily review word cards for repeated learning sessions.
I hope this app can help learners who share similar struggles, enabling us to master Japanese effortlessly in our daily lives!
# Membership Service
The membership service auto-renews within 24 hours of the expiration date. If you plan to cancel your subscription, you can do so within 24 hours before expiration to prevent auto-renewal.
Terms of Use: https://kachika.app/terms
Privacy Policy: https://kachika.app/privacy
On my journey to learn Japanese, I deeply understand the challenge of memorizing words - learning and forgetting, wanting to speak but unable to start.
As a learner who relies on visual memory techniques, I know the power of visualizing abstract concepts.
This experience inspired the idea of "integrating Japanese into life, learning Japanese through life" - this is the original intention behind developing this app.
KaChika 勝ち〜カ
# Smart Image Analysis
We analyze image content to generate multiple words and create everyday sentences based on these words.
Word tags on images are clickable with pronunciation features, making them incredibly convenient learning companions.
# Flashcards - Smart Learning System
Master Japanese vocabulary effortlessly with our intelligent spaced repetition system. Our flashcards adapt to your learning pace, automatically scheduling reviews when you need them most.
Smart Scheduling: Powered by forgetting curve algorithms to optimize your review timing
Progress Tracking: Visual insights into your learning journey
Efficient Learning: Focus on what you need to review, not what you already know
# Share Cards
You can save your created images to your album for easy access and share them on any social media platform.
View all words at a glance and learn vocabulary based on different scenarios.
# History Review
Making a card sends the photo for AI analysis; your cards and study history then live on the device — no account, no cloud library.
Through history, we can easily review word cards for repeated learning sessions.
I hope this app can help learners who share similar struggles, enabling us to master Japanese effortlessly in our daily lives!
# Membership Service
The membership service auto-renews within 24 hours of the expiration date. If you plan to cancel your subscription, you can do so within 24 hours before expiration to prevent auto-renewal.
Terms of Use: https://kachika.app/terms
Privacy Policy: https://kachika.app/privacy
Latest updates
1.0.0
Word widgets: review words from your word book on the home screen, and on the iPhone lock screen. See Settings to add one.
Exact examples: example sentences now use a word in the meaning shown on its card.
Smarter chats: conversations use each word in the meaning from your photo.
Dark mode: follows your system setting, or pick one in Settings.
More stable: fixed rare crashes when leaving a page while it was still loading.
0.9.10
History swipe: swipe left or right on a result to switch photos; long-press the grid to delete.
Sticker cards: tap a sticker on your photo to open its explanation right there.
Study cards: now show part of speech, common collocations and related words.
Word meanings: words with several meanings show the one in your photo, with its own example.
Faster chat: the first conversation is prepared while you are still looking.
