Gunpei Yokoi
Contrary to the previous Game Boy models, which have the "portrait" form factor of the original Game Boy (designed by Gunpei Yokoi), the Game Boy Advance was designed in a "landscape" form factor, putting the buttons to the sides of the device instead of below the screen. The Game Boy Advance was designed by the French designer Gwénaël Nicolas and his Tokyo-based design studio Curiosity Inc.