About PRUNUS LANGUAGE LAB
Professional linguists walking alongside your business.
At Prunus Language Lab, translation is more than converting words from one language to another.
We deeply engage with each client’s message — the ideas and intentions they wish to share — and work as a true partner in achieving their goals.
Being “your partner in communication success” is the promise we value most.
Founder Profile

Sacchi
Translator / Patent Engineer
Over 25 years of professional translation experience
More than 4,000 completed projects
Active patent engineer with extensive technical expertise
Bachelor of Science degree from a U.S. university
TOEIC score: 980
Experienced across diverse fields including law, technology, tourism, and marketing
Author of a Kindle publication and writer on note, sharing insights on translation and side careers in the AI era
Our Promise
Quality That Exceeds Expectations
With over 25 years of experience, we not only apply proven translation expertise but also deeply understand the business context behind every document.
We are committed to delivering output that consistently surpasses your expectations in both accuracy and quality.
Smooth, Stress-Free Communication
Even if you’re not comfortable with formal or technical discussions, rest assured — we prioritize clear, approachable, and flexible communication. As professionals, we aim to make every interaction smooth, friendly, and worry-free.
Smart Solutions for the AI Era
Leveraging the latest advances in AI technology, we offer the AI-Assisted Plan for cost-efficient projects, and full professional translation for critical documents.
We propose the best solution to match your purpose, content, and budget.
Books & Media

“The Complete Guide to Starting an AI Side Business — For Women”
Don’t miss the wave of opportunity!
A practical beginner’s guide to launching your own AI-powered side business — written especially for women.
Includes easy exercises and smart strategies for your first step into the AI era.
📘 Available on Amazon (Kindle, Japanese Edition)

“Would You Like to Have Your Own AI Assistant?”
AI for Beginners Series (Prunus Language Lab)(Japanese Edition)
An introductory guidebook to AI tools and automation for absolute beginners — featuring practical examples and resources to help readers easily start using AI in daily work and personal projects.
📘 Available on Amazon (Kindle, Japanese Edition)