Procyon V1.81 (1985)(JK Programs) ROM for Acorn 8 bit (). Procyon V1.81 (1985)(JK Programs) game is available to play online and only onRoms Games. Procyon V1.81 (1985)(JK Programs) ROM for Acorn 8 bit requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.