Karan Koron Gakuen - Hanafuda Mahjong ROM for Gameboy Color (GBC). Karan Koron Gakuen - Hanafuda Mahjong game is available to play online and only onRoms Games. Karan Koron Gakuen - Hanafuda Mahjong ROM for Gameboy Color requires an emulator to play the game offline. This Game is English (USA) Version and is the highest quality available.