千年一日 せんねんいちじつ Meanings Noun without intermission for many years; with constancy of purpose for many years; in the same old rut for years on end Kanji 千 thousand. Read as セン. 年 year. Read as ネン. 一 one. Read as イチ. 日 day. Read as ジツ. Jinuma: Japanese Dictionary · Word lists