第二子 だいにし Also written 第2子 Meanings Noun second child Kanji 第 No.. Read as ダイ. 二 two 子 child. Read as シ. Example sentences 第二子は男の子だって。これでめでたく一姫二太郎ってわけだね。Your second child is a boy? Lucky you! Things are going according to the saying - Have a girl first and a boy next. Common phrases 第2子を出産する 第二子が生まれる Jinuma: Japanese Dictionary · Word lists