Otter.ai alternative for law firms in Japanese
Soniox App transcribes and summarizes conversations in real time and is built for lawyers who need accurate records without manual note-taking. Speaker labels, action items, and searchable transcripts across 60+ languages. Works with Japanese and 60+ other languages.
mobileDownload on the App Store and Google Play
computerDownload for macOS and Windows
Every detail, captured automatically in Japanese
Conversations move fast and details slip through the cracks. Soniox App makes sure nothing gets lost. Get seamless Japanese transcriptions today.
Notes ready when you are
Automatic summaries with key points, decisions, and action items are generated from every Japanese conversation.
Action items extracted
Smart Scribe pulls out action items and decisions from Japanese conversations so nothing falls through the cracks.
Know who said what
Speaker labels identify each Japanese-speaking participant automatically, making transcripts easy to follow.
Share with your team
Send Japanese transcripts and summaries to colleagues instantly. Everyone stays aligned without extra follow-up.
Built for real conversations in Japanese
Smart Scribe handles the complexity of real speech so you can focus on the conversation. Handles Japanese across varieties like Kanto and Kansai.
Automatic summaries
Key points, decisions, and action items are extracted automatically from Japanese sessions.
Built for long sessions
Smart Scribe handles extended Japanese meetings, interviews, and lectures without losing context or accuracy.
Clean, readable output
Japanese transcripts are formatted with paragraphs and speaker turns so they read like a document, not a wall of text.
Context-aware accuracy
Smart Scribe understands Japanese professional vocabulary and context, producing transcripts that need minimal editing.
Japanese at a glance
Key facts about Japanese.
native name
speakers worldwide
country where spoken
Japanese transcription accuracy
Soniox App is powered by next-gen speech AI model developed inhouse by Soniox. The table below shows how Soniox AI performs on Japanese transcription compared to 8 other providers.
| Provider | WER (Japanese) | Accuracy |
|---|---|---|
| Soniox#1 | 8.7% | 91.3% |
| Speechmatics | 10.3% | 89.7% |
| Deepgram | 11.7% | 88.3% |
| ElevenLabs | 12% | 88.0% |
| OpenAI | 13.8% | 86.2% |
| Azure | 14% | 86.0% |
| 14.2% | 85.8% | |
| AssemblyAI | 14.8% | 85.2% |
| AWS | 16.2% | 83.8% |
Word error rate (WER) measures how many words a speech-to-text engine gets wrong. Lower is better.
Soniox outperforms Speechmatics, Deepgram, ElevenLabs, OpenAI, Azure, Google, AssemblyAI, and AWS on Japanese transcription accuracy.
Soniox App works with Japanese and 60+ more languages
Soniox App transcribes and translates in Japanese and over 60 other languages with professional-grade accuracy.
Soniox App: The all-in-one AI speech toolkit
Smart Scribe, Translator, and Voice Typing cover three ways people work with speech.
One app. Everything you do with voice in Japanese.
Get started free
Transcribe conversations in real time with Soniox.
mobileDownload on the App Store
computerDownload for macOS and Windows
Learn everything Soniox can do
Need more details? The Soniox Help Center provides complete documentation for the app, including guides, videos, screenshots, and feature walkthroughs.
Learn how to use Smart Scribe, Translator, Voice Typing, and more.
Explore the Help Center
Built for any use case
From clinical documentation to creative workflows, Soniox App is built for the situations where accurate transcription and translation matter most.
Meeting transcription
Capture every decision and action item from meetings automatically.
Lecture transcription
Record complete lecture transcripts for study and accessibility.
Medical dictation
Document clinical encounters hands-free with professional accuracy.
Hearing accessibility
Real-time captions for deaf and hard-of-hearing users in any setting.
Travel translator
Communicate across language barriers with real-time spoken translation.
Voice notes
Capture ideas and thoughts hands-free and turn them into searchable text.
Private by default
Soniox never stores your recordings and never uses your audio to train models. Everything is processed securely in real-time, then gone.
Japanese language trivia
こんにちは - that's how you say hello in Japanese.
History and background
- history
Japanese uses three writing systems simultaneously: kanji (Chinese characters), hiragana, and katakana.
- history
The Tale of Genji, written around 1000 CE by Murasaki Shikibu, is considered the world's first novel.
- history
Japanese borrowed its writing system from Chinese but adapted it to fit a fundamentally different grammar.
Distinctive features
- lightbulb
Japanese uses three scripts simultaneously: kanji for content words, hiragana for grammar, and katakana for foreign words.
- lightbulb
Japanese has an elaborate honorific system (keigo) with distinct humble, polite, and respectful forms.
- lightbulb
The language is Subject-Object-Verb in word order, and the verb always comes at the end of the sentence.