用心に越したことはない

ようじんにこしたことはないyoujinnikoshitakotohanai

expression · i-adjective

  1. you can never be too careful
  2. you can't be too cautious
  3. better safe than sorry

Kanji in this word

Study it in Yanamino

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