The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, we focus on utility knives whose blades, when they become dull, can be snapped off, revealing fresh blades underneath. These knives were invented in 1956 by a Japanese man who took his inspiration from both a "waste not, want not" philosophy and ... chocolate! We cut into the untold drama behind the creation of this revolutionary product, which changed the way the world thinks about utility knives.

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, an invention used around the world: acrylic aquarium panels. The very first of those panels was born in Japan in 1969 -- and the distinctive techniques used to make it were inspired by a type of noodle eaten in Japan since times long past: udon! Dive into the story behind the dramatic birth of acrylic panels, which sparked an aquarium revolution, and see how they've continued to evolve.

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, an essential part of any makeup kit: makeup brushes known in Japanese as fude. The very first of these brushes, now known as some of the best in the world, were created in Japan in 1981, and were inspired by the traditional fude used in Japanese calligraphy. We dive into the story behind the Japanese fude brushes that caused a revolution in the world of makeup.

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, we take a ride on Japan's world-beloved compact motorcycles. Over 100 million of these revolutionary compact motorcycles have been produced to date. They were developed by Soichiro Honda, whose company, named after Honda himself, became world-renowned in a single generation. Join us as we ride into the unknown tale of this brilliant engineer's trailblazing compact motorcycles.

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, a product used in over 20 countries and regions: stay-tight fasteners, nuts used with bolts in railroads, bridges, towers, and more. When normal nuts experience vibration, they sometimes come loose. But stay-tight fasteners, developed in Japan in 1974, overcame this problem. Learn the dramatic story behind the nuts, including a surprising spot that inspired their creation: a shrine!

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, one of the world's most famous video game characters: Pac-Man. The iconic yellow ball with a mouth that gobbles up dots and runs away from ghosts was born in Japan in 1980, and holds the world record for "most successful coin-operated arcade game." Discover the backstory behind this iconic character, including how its shape was inspired by none other than pizza!

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, pedal assist electric bicycles, which give you a helpful boost of power when you pedal and help you enjoy relaxed cycling even on steep hills. The first pedal assist electric bicycles were produced in 1993 in Japan, and these revolutionary inventions are now used and loved worldwide. We pedal into the little-known, behind-the-scenes story of how these bicycles were invented.

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, cooling gel sheets, which can be applied to the forehead for cooling relief when you're feeling feverish. These sheets were developed in Japan in 1994, and were inspired by none other than a certain pub dish! The sheets are now sold in some 20 countries and regions, and about 400 million are used per year. Join us as we discover the little-known story behind Japan's cooling gel sheets.

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.

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, durable timepieces that don't break when dropped: shock resistant wristwatches. These unique watches were created by a Japanese firm in 1983, and are now available in 138 countries and regions. Over 100 million units have been shipped to date. Discover their surprising inspiration -- a child playing with a rubber ball in a park -- and more in the little-known story behind this invention.

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, the food you can eat anytime, anywhere, with no need for bowls or plates: Cup ramen. Invented by Momofuku Ando in an attempt to spread his instant ramen worldwide, Cup ramen has been sold in over 80 countries and regions to date. And an incredible 40 billion cups have been sold! This time, slurp up the secrets behind this hit cup-based Japanese invention.

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, probiotic drinks, now consumed in 40 countries and regions. They were created by Yakult founder Minoru Shirota, who succeeded in cultivating strong lactic acid bacteria that could survive digestive fluids. With the philosophy "a healthy intestinal tract leads to a long life," Shirota spread his probiotic drink far and wide. Join us and learn more about the story behind these drinks.

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, the special effects movie that introduced the world to Japan's most famous monster: Godzilla. The franchise, which now spans 29 Japanese films and multiple Hollywood remakes, all started in 1954 with the help of special effects director Eiji Tsuburaya. Learn the little-known tale behind Godzilla's creation, plus the latest monster movie news!

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, umami seasoning. Umami, one of the 5 basic tastes, was christened by chemist Kikunae Ikeda. Ikeda traced it to the glutamate found in kombu kelp dashi stock, an essential part of Japanese cuisine. The umami seasoning invented by Ikeda became a long-selling hit, and is now used in over 100 countries and regions. Discover the little-known tale of this hit culinary invention.

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, blue LEDs, or light-emitting diodes. The world's first blue LEDs were created in 1989 by a research team at Nagoya University. These LEDs, now used in lightbulbs, smartphone screens, automobile headlights, and more sparked a lighting revolution. Discover the little-known story behind this Nobel Prize-winning invention.

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, spinning top toys, which have sold some 450 million units in over 80 countries and regions. Created by a Japanese firm in 1999, these tops, called Beyblades, are beloved by children worldwide. There was even a world championship held in Paris in 2018! This time, we take a spin into the story behind these toys, and learn how their creators were inspired by rock-paper-scissors.