Dragon Quest: Dai no Daibōken
 Dragon Quest: Dai no Daibōken (ドラゴンクエスト - ダイの大冒険 Doragon Kuesuto - Dai no Daibōken lit. Dragon Quest - Dai's Great Adventure)[1] is an original manga based in the fantasy world of the video game series Dragon Quest. It was originally created as a two-chapter short story titled Derupa! Iruiru!.