7 Season
87 Episode
Japan's Top Inventions - Season 7 Episode 7 Diagnostic Ultrasound Machines / Sports Balls (2024)
The stories behind hit Japanese products, plus top creations for niche markets. This time: diagnostic ultrasound machines & sports balls.
- Country : Japan
- Genre : Documentary
- Studio : NHK WORLD-JAPAN
- Director :
- Cast :
