The Taisho period, which lasted from 1912 to 1926, was marked by political instability and social change, including the rise of labor unions and women's rights movements.

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.

The Japanese spider crab is the largest arthropod in the world, with a leg span of up to 4 meters (13 feet).