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.

Japan has a high life expectancy, with an average of 84 years for women and 78 years for men.

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.