ひゃくねん 百年 LinksSentence search for 百年Sentence search for ひゃくねんSentence search for ももとせSentence search for 百歳Kanji details for 百 and 年Edit in JMdict Noun1. century; hundred years; a long timeOther forms百年 【ももとせ】、百歳 【ももとせ】 Discussions Log in to talk about this word.