だいどうとくしゅこう 大同特殊鋼 LinksSentence search for 大同特殊鋼Sentence search for だいどうとくしゅこうKanji details for 大, 同, 特, 殊 and 鋼Edit in JMdict Noun1. Daido SteelCompany nameCompany2. Daido Steel Discussions Log in to talk about this word.