Japan's Top Inventions

5:10 AM to 5:40 AM

Saturday 15 March

The fascinating stories and secrets behind hit Japanese products, plus parts and machines that boast the top share of niche markets. This time: cockroach traps and residential maps.

Japan's Top Inventions airs on NHK World at 5:10 AM, Saturday 15 March. (New.)

Topics

Education ➝ Science ➝ Factual Topics

Technology