だいく 第九 LinksSentence search for 第九Sentence search for だいくSentence search for 第９Kanji details for 第 and 九Edit in JMdict Noun, Noun which may take the genitive case particle 'no'1. ninthNoun2. Beethoven's Ninth SymphonyAbbreviationOther forms第９ 【だいく】 Discussions Log in to talk about this word.