せんねん 千年 LinksSentence search for 千年Sentence search for せんねんSentence search for ちとせSentence search for 千歳Sentence search for せんざいSentence search for 千載Kanji details for 千 and 年Edit in JMdict Noun, Noun which may take the genitive case particle 'no'1. millennium; one thousand years; long timeWikipedia definition2. ChitoseOther forms千年 【ちとせ】、千歳 【ちとせ】、千歳 【せんざい】、千載 【せんざい】 Discussions Log in to talk about this word.