Localize App Store Screenshots
to Japanese
Automatically translate all text layers in your App Store and Google Play screenshots into Japanese (日本語) using AI — then export native-resolution PNGs for every device size.
Why localize to Japanese?
Japan is the third-largest iOS revenue market in the world. Japanese users have significantly higher in-app purchase rates than the global average, making localized screenshots a direct revenue lever.
Japan App Store
Revenue rank: #3 globally
How it works for Japanese
Japanese uses CJK (Chinese–Japanese–Korean) character sets. Boom Screens renders Japanese text using embedded CJK fonts, ensuring correct character display at all export sizes.
AI translates to Japanese
Every text layer, one click
All device sizes exported
iPhone 6.9" · 6.5" · 5.5" · Google Play
ZIP with JA/ folder
Correctly named, upload-ready
How to localize app screenshots to Japanese
- 1
Design in English
Open the editor, add your screenshot and English captions. The canvas becomes your Japanese template.
- 2
Click "Localize to Japanese"
AI translates all text layers into Japanese automatically. CJK fonts render correctly at all sizes.
- 3
Export & upload
Download the ZIP. The JA/ folder contains correctly sized PNGs for every App Store device.
Frequently asked questions
- What App Store device sizes are included in the Japanese export?
- The Japanese export ZIP includes correctly sized PNGs for iPhone 6.9" (1320×2868px), iPhone 6.5" (1242×2688px), iPhone 5.5" (1242×2208px), and Google Play (1080×1920px) — all in a single download, correctly named for App Store Connect.
- How long does it take to localize screenshots to Japanese?
- After you design your screenshots in English, the AI localization to Japanese takes under a minute. Claude AI translates all text layers simultaneously, preserving your layout and typography. CJK font rendering is handled automatically — no additional setup required.
- Do I need to know Japanese to localize my screenshots?
- No. Boom Screens handles the full translation automatically using Claude AI. You design your screenshots in English, and the AI produces natural Japanese translations for all text layers. For high-value markets, we recommend having a native speaker review the output before publishing.
- Is Japanese localization available on the free plan?
- English-only export is free. To export screenshots in Japanese, you need the Starter plan ($25/mo, which includes up to 3 locales) or the Pro plan ($49/mo, which includes all 80+ supported languages).
Also supported — localize screenshots to:
Start localizing to Japanese today
Free plan · No credit card · Export in minutes
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