十年一昔 じゅうねんひとむかし Meanings Noun the pace of change makes ten years back seem like ancient history Kanji 十 ten. Read as ジュウ. 年 year. Read as ネン. 一 one. Read as ひと. 昔 long ago. Read as むかし. Word lists Yojijukugo (四字熟語) Jinuma: Japanese Dictionary · Word lists