Tomoko Matsuoka
Tomoko Matsuoka
Managing Editor & Writer
Tomoko Matsuoka is a managing editor and writer for MailMate, Shoeboxed, and a number of online resource libraries. She writes guides on life in Japan and covers Japanese business news, digitalization, and productivity tools and software.
Koseki Tohon: What Is Japan’s Family Register System?
Life in Japan February 27th, 2026

Koseki Tohon: What Is Japan’s Family Register System?

What should non-Japanese citizens know about Japan’s family register system (koseki tohon)? Do foreign residents need a koseki? And more!
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Tomoko Matsuoka
Tomoko Matsuoka Managing Editor & Writer
Japan Business Card Etiquette: What to Know and Do

Japan Business Card Etiquette: What to Know and Do

Ready to expand your Japanese business etiquette? Master these moves, just in time for your next big pitch with your Japanese prospects. 
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Tomoko Matsuoka
Tomoko Matsuoka Managing Editor & Writer
Starting a Business in Japan: The Essentialist's Guide

Starting a Business in Japan: The Essentialist's Guide

The 7-step guide for the essentialist. Find out the primary activities you will need to complete for your business to enter Japan’s market successfully.  
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Tomoko Matsuoka
Tomoko Matsuoka Managing Editor & Writer

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