Japan has a popular game show called "Silent Library" where contestants have to perform challenges in a library without making any noise.

The Tokyo Marathon, first held in 2007, has become one of the most popular marathons in the world, with over 30,000 runners participating each year.

Dragon Ball, created by Akira Toriyama in 1984, is one of the most popular and influential anime franchises of all time, and has inspired numerous spin-offs, video games, and merchandise.