Gunpei Yokoi

Gunpei Yokoi (横井 軍平, Yokoi Gunpei, September 10, 1941 – October 4, 1997), also romanized as Gumpei Yokoi, was a video game designer for Nintendo. He created the Game Boy and produced the Metroid series of video games. He was also a mentor to Shigeru Miyamoto. Yokoi's last invention, the Virtual Boy, was not a success. He left Nintendo and started a company called Koto Laboratory. His main product idea at this company was the WonderSwan, which came out in 1999, two years after he died.

In this Japanese name, the family name is Yokoi.