Osamu Tezuka practiced hiking as a young child.
In 1961, Tezuka entered the animation industry in Japan by founding the production company Mushi Productions as a rival of Toei Animation
 That same year Tezuka joined a group known as the Tokyo Children Manga Association, consisting of other manga artists such as Baba Noboru, Ota Jiro, Furusawa Hideo, Eiichi Fukui, Irie Shigeru, and Negishi Komichi

