adverb, takes genitive case の, noun

  1. from ancient times, from old times, from time immemorial.

Variations

Pronunciation Kanji Kana Is Common
古来 こらい

Contained Kanji Breakdown

old
コ ふる.い ふゆ (2nd, N4)
ten
ジュウ ジッ ジュッ (1st, N5)
mouth
くち コウ ク (1st, N4)
come, due, next
く.る ライ き.たす (2nd, N5)
one, one radical (no.1)
イチ いっ ひと- (1st, N5)
rice, USA, metre
ベイ こめ マイ (2nd, N3)
to divide
tree, wood
き モク こ- (1st, N5)