Japan's Top Inventions

10:10 PM to 10:40 PM
Sunday 3 November
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The stories behind hit Japanese products and top creations for niche markets - this time, cultured pearls and casting systems.

Japan's Top Inventions airs on NHK World HD at 10:10 PM, Sunday 3 November.
Topics
Education ➝ Science ➝ Factual Topics
Technology