is the founder of Square. Miyamoto graduated from Waseda University in 1983, and joined his father's electric power conglomerate, Den-Yu-Sha as a programmer in their software division. After transforming the games division from a group of generalist programmers into specialists working together on a common project, the group was spun out into its own company in 1986. Miyamoto served as president of the company until 1991, though he remained a major shareholder in the company.