(Japanese name ドラゴンクエスト~勇者アベル伝説~, Dragon Quest: Legend of the Hero Abel, in the US it was simply called Dragon Warrior.)
A 1989 anime series based on the Dragon Quest games, mainly on the first one. Abel, the hero of the series, has the a circlet with dragon wings similar to the one the DQ4 hero wears, but black hair. The character most often portrayed in fanart is Daisy.
This tag implicates dragon_quest (learn more).