Speak in Japanese, write in English
Japanese and English are structurally opposite languages. Stop mentally dismantling your Japanese thoughts to rebuild them in English — speak naturally and let SpeakIn bridge the gap.
Sound familiar?
These problems disappear when you can speak instead of type.
SOV to SVO restructuring
Japanese puts the verb at the end (SOV) while English puts it in the middle (SVO). Every sentence requires a complete mental restructuring that is slow, tiring, and error-prone.
Implicit subject confusion
Japanese frequently omits the subject when it's understood from context. English almost always requires an explicit subject, and deciding whether to add 'I,' 'we,' or 'they' when translating adds constant decision overhead.
Politeness level flattening
Japanese has elaborate politeness levels encoded in verb forms and vocabulary. English has no equivalent system, and your carefully chosen keigo nuances disappear when you translate, making your English feel blunt.
See it in action
Team planning discussion about deliverables
“来週の金曜日までにクライアントの提案書を確認して、すべての要件が満たされているか確認する必要があります。”
We need to review the client proposal by next Friday to confirm that all requirements have been met.
See the difference
Speak naturally. Get polished text.
“先日の会議でお話しした件について、チームで検討いたしました。ご提案の方向で進めたいと思いますので、詳細のスケジュールについてご相談させていただければ幸いです...”
Hi, Following up on what we discussed in our last meeting — our team has reviewed the proposal and we'd like to move forward with your suggested approach. Could we schedule a call to work through the detailed timeline? Best regards
“デザインは全体的にとても良いと思いますが、ナビゲーション部分をもう少しシンプルにした方がユーザーにとって使いやすくなると思います...”
The design looks great overall. One suggestion: simplifying the navigation would make it more user-friendly. The current structure has a few too many levels for quick access.
How to use voice-to-text in Japanese → English
From thought to text in four simple steps.
Open any website
Navigate to any site in Chrome where you need to write in English — email, docs, messaging, or any text field.
Click the SpeakIn mic
Click the SpeakIn icon or use the keyboard shortcut. Select Japanese to English mode.
Speak in Japanese
Express yourself naturally in Japanese. Use keigo or casual speech — SpeakIn handles all registers and translates the full meaning.
Get polished English text
Receive natural English text with proper structure, explicit subjects, and appropriate tone. Ready to insert anywhere.
Built for Japanese → English
Features that make voice-to-text work perfectly in Japanese → English.
Complete sentence restructuring
SpeakIn transforms Japanese SOV sentence structure into natural English SVO order. Complex nested clauses and verb-final constructions are seamlessly restructured.
Implicit-to-explicit conversion
SpeakIn adds subjects, pronouns, and connectors that Japanese leaves implicit but English requires. The result is complete, natural English sentences.
Cultural tone mapping
SpeakIn maps Japanese politeness levels to appropriate English professional tone. Your keigo becomes professional English, not awkwardly formal or bluntly direct.
Everything you need to speak, not type
SpeakIn is built for people who think faster than they type.
AI Auto Edits
Speak naturally and SpeakIn removes filler words, fixes grammar, and polishes your text automatically. No more "um", "like", or run-on sentences.
Custom Commands
Create your own AI instructions. Turn speech into emails, tweets, summaries, or any format. One voice input, infinite output styles.
Multi-Language
Speak in one language, get output in another. SpeakIn automatically detects your language and can translate on the fly to 10+ languages.
Works Everywhere
Any text field, any website. Gmail, Slack, Notion, Google Docs, LinkedIn. If you can type in it, SpeakIn works there.
Instant Insert
One click to insert the polished text right where you're typing. No copy-pasting needed. Speak, review, insert. Done.
Write faster with your voice
Speak your thoughts, get polished text. Save hours every week.
Free
For trying SpeakIn out
- 10 transcriptions per month
- Basic voice-to-text cleanup
- Works on all websites
- Built-in commands
Pro
For everyday voice-first users
- Unlimited transcriptions
- Custom commands
- Priority processing
- Multi-language support
- Email support
Japanese → English FAQ
SpeakIn completely restructures Japanese SOV sentences into English SVO order. It handles nested clauses, relative clauses, and complex verb chains, producing natural English word order.
Yes. SpeakIn recognizes keigo levels and maps them to appropriate English professional tone. Respectful language becomes professional English, not awkward over-formality.
Yes. SpeakIn accurately translates Japanese business terms and concepts, including those without direct English equivalents like 根回し (nemawashi) or 改善 (kaizen).
SpeakIn understands cultural context and translates expressions like よろしくお願いします into contextually appropriate English rather than awkward literal translations.
Explore more languages
SpeakIn supports voice-to-text in many languages.
Sprich Deutsch, get structured text
German compound words and verb-final sentence structures are elegant when spoken but exhausting to type. Speak naturally and let SpeakIn handle the Donaudampfschifffahrtsgesellschaft-level complexity.
Speak in French, write in English
Your ideas are clearer in French. Stop losing nuance by mentally translating before typing. Speak French naturally and SpeakIn delivers polished English that captures your exact intent.
日本語を話して, get perfect text
Japanese Input Method Editors turn typing into a multi-step process of conversion and selection. Skip the IME entirely — speak naturally and get perfectly formatted Japanese text with the right kanji every time.
Stop typing.
Start speaking.
Join thousands of people who write faster with their voice. Free to start, no credit card required.