Sharp’s Denshi Techō (電子手帳) were a range of electronic notebooks or organisers, marketed as Bware in Japan and Wizard or IQ elsewhere. In Japan they won a prestigious G-mark Good Design Award in 1988 and in the USA an episode of Seinfeld was the prize. As well as being home to some of the earliest emoji these devices could run software from IC cards (solid state storage). There were about 30 games released in this format, everything from classics like Sokoban, Shanghai, Lode Runner...