|Died||October 4, 1997(aged 56)|
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 the produced the Metroid series of video games. He was also the mentor to Shigeru Miyamoto.[source?] 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.