だいどうこうはん 大同鋼板 LinksSentence search for 大同鋼板Sentence search for だいどうこうはんKanji details for 大, 同, 鋼 and 板Edit in JMdict Noun1. Daido Steel Sheet CorporationCompany nameCompany2. Daido Steel Sheet Corporation Discussions Log in to talk about this word.