Study Quest: Keisanjima no Daibouken

A 2000 educational math puzzle video game released for the Sony PlayStation in Japan. The Dark Lord Randamn has invaded Calculator Island, throwing the calm land into utter chaos. Only through the efforts of studious young heroes can order be restored. Heroes must push their higher math skills to the limit in order to save Calculator Island from the Dark Lord Randamn in this quirky study-aide RPG.