
8 រដូវ
93 ភាគ
Japan's Top Inventions - Season 2 Episode 9
The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, fiber tip pens, invented by a Japanese stationery firm in 1963. These water-based pens improved on the firm's oil-based pens, whose ink feathered and bled. Thanks to early user Lyndon Johnson, 36th President of the United States, they became a hit. Some 2.2 billion have been produced and sold in over 100 countries and regions. This time, the little-known story behind fiber tip pens.
- ឆ្នាំ: 2025
- ប្រទេស: Japan
- ប្រភេទ: Documentary
- ស្ទូឌីយោ: NHK WORLD-JAPAN
- ពាក្យគន្លឹះ: invention, craftsmanship
- នាយក:
- ខាស: