Adventure Island began development as a direct port of the Sega arcade game Wonder Boy, the rights to which Hudson Soft obtained from developer Escape (now known as Westone Bit Entertainment).
Adventure Island начал развиваться как прямой порт Sega аркадной игры Wonder Boy, права на которые Hudson Soft, получила от разработчика Escape (теперь известный как Westone Bit Entertainment).