Japan's Top Inventions - Season 3 - Eps 16: Personal Information Protection Stamps
The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, personal information protection stamps: rubber stamps that make mail addresses unreadable. Just stamp, and a unique alphabetic pattern renders the underlying text illegible. These stamps were invented in 2007 to help protect personal information. We discover the story behind these stamps, now sold in over 20 countries and regions, and learn about the latest models.
About Japan's Top Inventions

Title: Japan's Top Inventions
First Air Date: 2018-03-18
Last Air Date: 2025-03-29
Status: Returning Series
Rating: 0/10 (from 0 votes)
Language: EN
Seasons: 8
Total Episodes: 93
Network: NHK WORLD-JAPAN
Genres: Documentary
Production Companies: NHK, Japan International Broadcasting (JIB)
Synopsis
Japanese inventions are used and loved around the world. Through interviews and reenactments, go behind the scenes and discover how Japanese craftsmanship brought these top inventions into being.