Game Boy launches in Japan
Nintendo launched the Game Boy in Japan with Alleyway, Baseball, Yakuman, and Super Mario Land; the grey brick sold out its first 300,000 units in two weeks and defined handheld gaming.
Source: Wikipedia — Game Boy
Enjoying the tour? Step inside the full museum — rooms for Nintendo, PlayStation, Xbox and the Arcade, a playable arcade cabinet, the Museum Exam, and the Passport stamp collection.