楽らっ観かん的てきらっかんてきCommon wordJLPTN1Meanings1na-adjectiveoptimistic; hopefulDescribes a person, attitude, outlook, or prediction that expects good outcomes. Often used with な to modify nouns or だ/です to end sentences.彼かれはいつも楽らっ観かん的てきだ。He is always optimistic.楽らっ観かん的てきな見み通とおしを立たてる。Make an optimistic forecast.