Shin Takarajima by Osamu Tezuka. In junior high school they were greatly influenced by Osamu Tezuka and his manga series Shin Takarajima. Fujimoto built a homemade episcope and together they wrote a piece for it called Tenküma, which was their first collaborate work. They started submitting work to periodicals such as Manga Shōnen and opened a joint savings account through Japan Post fto which they both contributed funds and which they used to purchase art supplies. They two divided all income and expenses equally between each other, a practice they continued throughout the life of their partnership.