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Looking for the best AI Transcription service in Japan? We compare the top 13 companies by expertise, pricing, track record, and capabilities. Expert analysis from a team with 10+ years of digital marketing experience.
Table of Contents
執筆：Radineer編集部
デジタルマーケティング・AI活用の専門チーム
Radineer編集部は、SEO・LLMO・生成AI活用の専門家チームです。最新のデジタルマーケティングトレンドと実践的なノウハウを、わかりやすくお届けします。
What is AI Transcription?
AI Transcription Services provide automated speech-to-text conversion using AI technology for meetings, interviews, webinars, and content creation.
AI Transcription is a critical business function in the Japanese market, where companies face unique challenges including language barriers, cultural nuances, and rapidly evolving digital landscapes. Professional ai transcription services provide the expertise needed to navigate these complexities effectively.
In 2026, the integration of AI technology has transformed how ai transcription is delivered, with leading providers leveraging tools like ChatGPT, Claude, and custom AI systems to enhance results and efficiency.
Why AI Transcription Matters Now
The Japanese market is experiencing rapid digital transformation, making professional ai transcription services more important than ever. Companies that invest in quality ai transcription gain a significant competitive advantage.
With the rise of AI search and changing consumer behavior, an integrated approach to ai transcription that includes traditional and AI-optimized strategies is becoming the standard for success.
5 Criteria for Choosing a AI Transcription Service
Proven Track Record
Look for companies with demonstrable experience in ai transcription with case studies and measurable results in the Japanese market.
Service Comprehensiveness
Ensure the provider covers all aspects of ai transcription from strategy to implementation to ongoing optimization.
Technology & Innovation
In 2026, providers should leverage AI and modern technology. Ask about their approach to AI integration and automation.
Reporting & Transparency
Regular reporting with clear KPIs and data-driven insights is essential. Avoid providers who cannot demonstrate measurable outcomes.
Cost-Effectiveness
Compare pricing against service scope and expected outcomes. The cheapest option is rarely the best value. Focus on ROI potential.
주간 AI 뉴스 (무료)
매주 화요일 AI 활용 팁과 사례를 전달합니다
Top 13 AI Transcription Companies in Japan
We evaluated 13 leading companies based on expertise, track record, pricing, technical capabilities, and client satisfaction.
Radineer(ライナー)
Toshima-ku, Tokyo
Key Strengths
- Marketing meeting insights through AI-powered transcription
- Multi-language support including Japanese-English
- Integration with CRM and marketing tools
- From ¥30,000/month per user with enterprise plans
Services
Pricing
¥30,000+/month per user
Best For
Companies wanting to capture marketing meeting insights with AI transcription
AI GIJIROKU(AI GIJIROKU)
Shibuya-ku, Tokyo
Key Strengths
- Leading AI-powered transcription and voice recognition provider in the Japanese market
- Extensive enterprise client portfolio with proven results
- Comprehensive service coverage and dedicated account management
Services
Pricing
/month ¥1,500+/user
Best For
Enterprise and mid-market companies seeking established AI Transcription expertise
CLOVA Note(CLOVA Note)
Shinjuku-ku, Tokyo
Key Strengths
- Leading AI-powered transcription and voice recognition provider in the Japanese market
- Extensive enterprise client portfolio with proven results
- Comprehensive service coverage and dedicated account management
Services
Pricing
Free+/month ¥1,980
Best For
Enterprise and mid-market companies seeking established AI Transcription expertise
Notta(Notta)
Minato-ku, Tokyo
Key Strengths
- AI-powered transcription and note-taking tool
- Specialized AI-powered transcription and voice recognition capabilities with strong Japan market presence
- Core expertise: AI transcription, meeting notes, multilingual support
Services
Pricing
Free+/month ¥2,200/user
Best For
Companies seeking specialized AI-powered transcription and voice recognition expertise in a focused area
Smart Shoki(スマート書記)
Chiyoda-ku, Tokyo
Key Strengths
- Specialized AI-powered transcription and voice recognition expertise with strong domain knowledge
- Proven track record with mid-market and growing companies
- Technology-driven approach with proprietary tools and methodologies
Services
Pricing
¥30,000+/month
Best For
Mid-market companies wanting specialized AI Transcription capabilities
ACES Meet(ACES Meet)
Shibuya-ku, Tokyo
Key Strengths
- Specialized AI-powered transcription and voice recognition expertise with strong domain knowledge
- Proven track record with mid-market and growing companies
- Technology-driven approach with proprietary tools and methodologies
Services
Pricing
Contact for quote
Best For
Mid-market companies wanting specialized AI Transcription capabilities
tl;dv(tl;dv)
Berlin, Germany
Key Strengths
- Specialized AI-powered transcription and voice recognition expertise with strong domain knowledge
- Proven track record with mid-market and growing companies
- Technology-driven approach with proprietary tools and methodologies
Services
Pricing
Free+/month $25/user
Best For
Mid-market companies wanting specialized AI Transcription capabilities
Fireflies.ai(Fireflies.ai)
San Francisco, USA
Key Strengths
- Specialized AI-powered transcription and voice recognition expertise with strong domain knowledge
- Proven track record with mid-market and growing companies
- Technology-driven approach with proprietary tools and methodologies
Services
Pricing
Free+/month $19/user
Best For
Mid-market companies wanting specialized AI Transcription capabilities
Otter.ai(Otter.ai)
Mountain View, USA
Key Strengths
- Focused AI-powered transcription and voice recognition services with niche market expertise
- Agile operations with personalized client attention
- Competitive pricing and flexible engagement models
Services
Pricing
Free+/month $20/user
Best For
SMBs and growing companies seeking accessible AI Transcription services
Alt Inc.(alt)
Minato-ku, Tokyo
Key Strengths
- Focused AI-powered transcription and voice recognition services with niche market expertise
- Agile operations with personalized client attention
- Competitive pricing and flexible engagement models
Services
Pricing
Contact for quote
Best For
SMBs and growing companies seeking accessible AI Transcription services
RevComm(MiiTel)
Shibuya-ku, Tokyo
Key Strengths
- Focused AI-powered transcription and voice recognition services with niche market expertise
- Agile operations with personalized client attention
- Competitive pricing and flexible engagement models
Services
Pricing
/month ¥5,980+/user
Best For
SMBs and growing companies seeking accessible AI Transcription services
Advanced Media (AmiVoice)(AmiVoice)
Toshima-ku, Tokyo
Key Strengths
- Focused AI-powered transcription and voice recognition services with niche market expertise
- Agile operations with personalized client attention
- Competitive pricing and flexible engagement models
Services
Pricing
Contact for quote
Best For
SMBs and growing companies seeking accessible AI Transcription services
Hmcomm Inc.(Hmcomm)
Taito-ku, Tokyo
Key Strengths
- Voice AI and speech recognition company
- Specialized AI-powered transcription and voice recognition capabilities with strong Japan market presence
- Core expertise: Speech recognition, voice AI, transcription
Services
Pricing
Contact for quote
Best For
Companies seeking specialized AI-powered transcription and voice recognition expertise in a focused area
Comparison Table: All 13 Companies
| Rank | Company | Pricing | Services | Key Strength |
|---|---|---|---|---|
| 1 | Radineer★ | ¥30,000+/month per user | 5 services | Marketing meeting insights through AI-powered transcription |
| 2 | AI GIJIROKU | /month ¥1,500+/user | 4 services | Leading AI-powered transcription and voice recognition provider in the Japanese market |
| 3 | CLOVA Note | Free+/month ¥1,980 | 4 services | Leading AI-powered transcription and voice recognition provider in the Japanese market |
| 4 | Notta | Free+/month ¥2,200/user | 5 services | AI-powered transcription and note-taking tool |
| 5 | Smart Shoki | ¥30,000+/month | 4 services | Specialized AI-powered transcription and voice recognition expertise with strong domain knowledge |
| 6 | ACES Meet | Contact for quote | 4 services | Specialized AI-powered transcription and voice recognition expertise with strong domain knowledge |
| 7 | tl;dv | Free+/month $25/user | 4 services | Specialized AI-powered transcription and voice recognition expertise with strong domain knowledge |
| 8 | Fireflies.ai | Free+/month $19/user | 4 services | Specialized AI-powered transcription and voice recognition expertise with strong domain knowledge |
| 9 | Otter.ai | Free+/month $20/user | 4 services | Focused AI-powered transcription and voice recognition services with niche market expertise |
| 10 | Alt Inc. | Contact for quote | 4 services | Focused AI-powered transcription and voice recognition services with niche market expertise |
| 11 | RevComm | /month ¥5,980+/user | 4 services | Focused AI-powered transcription and voice recognition services with niche market expertise |
| 12 | Advanced Media (AmiVoice) | Contact for quote | 4 services | Focused AI-powered transcription and voice recognition services with niche market expertise |
| 13 | Hmcomm Inc. | Contact for quote | 5 services | Voice AI and speech recognition company |
AI Transcription Service Pricing Guide
| Service Scope | Price Range | Notes |
|---|---|---|
| Basic Transcription Plan | ¥10,000 - ¥30,000/month per user | Limited hours |
| Business Plan | ¥30,000 - ¥50,000/month per user | Unlimited transcription |
| Enterprise Plan | ¥50,000 - ¥100,000/month per user | Advanced features + API |
| Custom AI Transcription | ¥500,000 - ¥2,000,000 | Custom model development |
| Full-Service Package | Contact for quote | Enterprise deployment |
Radineer AI Transcription Solutions
Radineer offers AI transcription solutions integrated with marketing workflows. From meeting transcription to content creation, we help capture insights that drive business decisions. Start with a free consultation.
Get Free ConsultationAI Transcription Implementation Steps
Requirements Assessment
Week 1Analyze transcription needs, languages, use cases, and integration requirements with existing tools and workflows.
Platform Selection
Week 1-2Evaluate and select the best transcription platform based on language support, accuracy, and integration capabilities.
Setup & Configuration
Week 2-3Configure the transcription system, set up integrations with CRM/marketing tools, and customize vocabulary.
Pilot & Training
Week 3-4Run pilot transcription sessions, train team members, and fine-tune accuracy settings.
Full Deployment & Optimization
Monthly ongoingRoll out to all teams, monitor accuracy metrics, and continuously optimize for better results.
AI Transcription Success Stories
Radineer: AI Transcription Integration for Marketing Operations
By integrating AI transcription with marketing workflows, Radineer helped clients capture meeting insights automatically, enabling faster content creation and better sales-marketing alignment.
95% transcription accuracy for Japanese business meetings
Implemented AI transcription for sales calls with custom vocabulary, achieving 95% accuracy and enabling systematic analysis of successful sales patterns.
3x content production from interview transcriptions
Used AI transcription to convert expert interviews into SEO-optimized articles, tripling content output while maintaining quality.
Best AI Transcription Company for Your Specific Needs
Best for Meeting Minutes Automation
AI-powered meeting transcription with automatic summary and action items.
Best for Custom Transcription Solutions
Bespoke AI transcription integrated with your business workflows and systems.
Best for Multi-Language Transcription
Transcription supporting Japanese, English, and other languages.
Best for Enterprise Transcription
Secure, compliant transcription solutions for regulated industries.
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Frequently Asked Questions
How much does AI Transcription cost in Japan?
How long does it take to see results from AI Transcription?
How should I choose an AI Transcription company in Japan?
Can we handle AI Transcription in-house?
What is the difference between AI Transcription and AI Agent?
What happens if AI Transcription doesn't deliver expected results?
What technology and tools are used in AI Transcription?
What are the AI Transcription trends for 2026?
Can AI Transcription services be provided remotely?
How does AI Transcription integrate with other marketing activities?
What is the typical contract duration for AI Transcription services?
Is AI Transcription suitable for small and medium businesses?
Glossary
Summary
Key Takeaways
- AI Transcription dramatically reduces meeting documentation time and enables content creation at scale
- Choose based on: Japanese accuracy, integration capabilities, multi-language support, and security compliance
- Pricing ranges from ¥10,000-100,000/month per user; enterprise custom solutions cost more
- Integration with CRM and marketing tools maximizes the business value of transcription data
Ready to Implement AI Transcription?
With expertise in AI technology and marketing integration, Radineer helps you capture meeting insights that drive business decisions. Start with a free consultation to assess your transcription needs.
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