The AI Bridge Connecting Japan and the World
Cutting-edge AI solutions for seamless Japanese-English communication. Empowering global businesses with best-in-class translation, voice synthesis, and speech recognition.
The AI Partner for Global Expansion
Built on best-in-class research technology and deep respect for Japanese culture
Our models are trained on extensive hand curated bilingual datasets, delivering nuanced translations that capture context, tone, and cultural subtleties with unmatched precision.
Every business is unique. We support custom just-in-time context prompting and optional model fine-tuning to match your industry terminology, brand voice, and specific use cases.
More than translation - we understand Japanese business culture, formal registers, and regional variations to ensure your message resonates authentically.
Shisa AI API Solutions
Powerful APIs to bridge your app to Japan and the world.
Access Shisa V2.1 and V2 405B models through an OpenAI-compatible API. Purpose-built for Japanese language excellence with benchmark performance rivaling GPT-4o. Perfect for chatbots, translation, and content generation.
Japanese Optimized
Built for Japanese excellence
Bilingual Fluency
Seamless JP/EN switching
OpenAI Compatible
Drop-in replacement
Multiple Models
14B, 70B, and 405B options
Pricing
Coming Soon
Contact us for early access
Powered by Shisa.ai's proprietary large language models, our Translation API delivers unmatched accuracy for Japanese-English translation. Understands context, nuance, and cultural subtleties that generic translation tools miss.
Context-Aware Translation
Understands nuance & tone
Cultural Localization
Adapts to business culture
Industry Terminology
Specialized vocabulary
Real-Time Processing
Fast, low-latency responses
Starting at
$19/month
Free tier: 500K characters/month
Transform text into lifelike speech with our advanced TTS API. Multiple voice options, emotional tone control, and perfect pronunciation for both Japanese and English. Ideal for voiceovers, assistants, and accessibility features.
Natural Voices
Human-like speech quality
Emotional Tones
Express feelings naturally
Multiple Voices
Male & female options
Native Japanese Pronunciation
Voices vetted by Japanese native speakers
Starting at
$19/month
Free tier: 20K characters/month
Convert spoken Japanese and English into accurate text with our advanced ASR API. Optimized for Japanese accents and dialects, with industry-leading accuracy even in noisy environments. Perfect for transcription, voice commands, and accessibility.
High Accuracy
Industry-leading precision
Japanese Optimized
Handles accents & dialects
Real-Time & Batch
Live or file processing
Punctuation & Formatting
Clean, readable output
Starting at
$29/month
Free tier: 180 minutes/month
Common Use Cases
See how businesses use our APIs
Translate support tickets in real-time, generate voice responses, and transcribe customer calls for multilingual customer service.
Create multilingual course content, generate audio lessons, and transcribe lectures for accessible education.
Translate websites, apps, and marketing materials with context-aware accuracy for the Japanese market.
Build bilingual voice interfaces with ASR for input, LLM for understanding, and TTS for responses.
Generate subtitles, dub content, and create voiceovers for international media distribution.
Localize game content, generate character voices, and enable real-time player communication.
Transparent Pricing, No Surprises
Choose the perfect plan for your AI-powered Japanese-English communication needs
Translation API Pricing
Best-in-class Japanese-English LLM translation powered by Shisa.ai
- 500,000 characters per month
- Best-in-class LLM translation
- REST API access
- Community support
- 1,000,000 characters per month
- Best-in-class LLM translation
- REST API access
- Email support
- Usage analytics
- 6,000,000 characters per month
- Best-in-class LLM translation
- Email Support
- Custom terminology
- Advanced analytics
- 35,000,000 characters per month
- Custom model fine-tuning (additional fee)
- Premium Support
- White-label options
If you run out of credits in your subscription, you can only get more credits by upgrading your plan.
Contact us for Enterprise Pricing discounts
Character count includes input and output. Cached pricing rates coming soon.
Ready to Integrate World-Class AI?
Contact us to start building with our APIs today. View our platform documentation and start your first API call in minutes.