子は鎹

こはかすがいkohakasugai

expression

  1. children are a bond between husband and wife
  2. children hold marriages together
  3. children are the strongest bond

Kanji in this word

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences