avant-garde; vanguard school
Refers to an artistic, literary, or political group that is experimental, radical, or ahead of its time.
彼は前衛派の芸術家として知られている。
He is known as an avant-garde artist.
その展覧会では前衛派の作品が多く展示された。
Many works of the avant-garde were exhibited at the exhibition.
Compound of 前衛 (vanguard) and 派 (faction, school). The term is a direct translation of the French 'avant-garde'.