Professional Japanese translation, expertly managing vertical writing and complex layouts
A professional tool for Japanese document translation. Supports vertical (tate-chu-yoko) PDF translation, intelligently processes kanji and kana typesetting, and flawlessly preserves the original document layout.
Superior to traditional JP translation
"Japanese documents often feature complex layouts, such as vertical writing and furigana (phonetic annotations). Powered by advanced AI, O.Translator delivers highly accurate translations while perfectly recreating the distinctive aesthetics of Japanese layout."
Not just translating text,
but restoring the soul of your documents
High-fidelity PDF format
Whether laid out horizontally or vertically, images, tables, and backgrounds remain exactly as in the original.
Dedicated Manga Translation Mode
Automatically detects and translates speech bubble text, refills seamlessly, and supports custom fonts—making manga localization effortless.
EPUB eBook Support
Perfectly translates Japanese EPUB eBooks while retaining navigable tables of contents and reflowable text formatting.
Image OCR Translation
Precisely recognizes Japanese text within images, including complex kanji and fine phonetic annotations.
Why does format matter?
- Precise formatting is the hallmark of professionalism.
- Reduce secondary formatting time.
- Ensure accurate and precise information delivery.
Core translation scenarios
Reliably meeting every translation scenario
Supports vertical (tategaki) translation
This is our core advantage. Able to detect and translate vertically formatted Japanese text while maintaining the original vertical layout—ideal for novels, classical works, and menus.
Intelligent optimization of Chinese character and kana layout
Mixed Japanese typesetting can easily lead to layout disorder. We automatically adjust character spacing to ensure visual harmony between Chinese characters and kana.
Context awareness and polysemy handling
Japanese depends heavily on context. AI models accurately identify omitted subjects and polysemous terms based on context.
Differentiated advantages
Why do professional teams choose us?
Not just a translation tool—also a layout solution
While other tools disrupt vertical formats, we preserve them flawlessly, ensuring an authentic reading experience.
Multiple honorific modes available
Provides a selection of translation styles, including plain and honorific forms, to suit diverse use cases.
Lightning-fast delivery
With AI-powered parallel processing, even Japanese documents spanning hundreds of pages can be translated rapidly.
Translation FAQs
Easy Translation in Just 3 Steps
1. Upload Your File
Click Translation page , Access the operational interface and complete the login process if required.
Supports over 30 common document formats including PDF, Word, and Excel - simply drag and drop or select your files.
2. Select Translation Language
Simply configure your source language and desired target language—we support translation between over 80 languages.
3. Start Translation and Await Results
You don't need to remain on the page while waiting. Once translation is completed, we will immediately notify you via email to review the results.
Complimentary Trial Translation – Pay Only When Satisfied
We support free translation of selected sections. Continue once you're satisfied with the results.
Start Translation