noun, adverb
one year ago; a year ago
Used as a noun or adverb to refer to a point in time one year before the present or a reference time.
一年前、ここに引っ越してきた。
I moved here one year ago.
一年前の今日、私たちは出会った。
We met one year ago today.
Compound of 一年 (one year) and 前 (before).