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.
I moved here one year ago.
We met one year ago today.
Means 'last year' in a calendar sense, while 一年前 is exactly 365 days ago.
Standard kanji spelling.
Variant using Arabic numeral 1; common in informal writing.
Compound of 一年 (one year) and 前 (before).