二十三夜 にじゅうさんや Meanings Noun 23rd night of a lunar month (esp. 8th month) moon-waiting party held on 23rd night of a lunar month Kanji 二 two. Read as ニ. 十 ten. Read as ジュウ. 三 three. Read as サン. 夜 night. Read as ヤ. Jinuma: Japanese Dictionary · Word lists