Japan's Top Inventions

Correction Tape / Water Filter Media (5x14)

Air date: Dec 23, 2022

The fascinating stories and secrets behind hit Japanese products, plus parts and machines that boast the top share of niche markets. In the first half: the story behind correction tape, the office supply that lets people fix mistakes made in pen. In the second half: water filter media that's used in 80% of Japan's water treatment facilities.