Memory Card on Twitter: "Released exclusively in Japan, the ASCII Keyboard GameCube controller was created to work with Phantasy Star Online Episode I & II. The PSO games represented one of only
Nintendo GameCube Ascii Keyboard Controller White ASC-1901PO Wz Box Japan Rare 4988606103867 | eBay
Before you buy a GameCube keyboard controller, watch this. - YouTube
This modded GameCube keyboard controller is the best of both worlds | PCGamesN