The computer mouse, invented by Ken Kutaragi in the 1980s, has become a standard input device for personal computers worldwide.
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 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.
