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.
Osaka Castle is a famous landmark in Osaka and a popular tourist attraction, with a museum that showcases the history of the castle and the city.
Fullmetal Alchemist, created by Hiromu Arakawa in 2001, is a popular manga and anime series that explores themes of science, magic, and the consequences of human ambition.
