Dictionary/製鋼せいこうSeikou製鋼 (Seikou) is a Japanese noun meaning “steel manufacture”.Meaningsnoun, suru verb, transitive verb, intransitive verbsteel manufactureKanji in 製鋼製made in...鋼steelRelated words製品manufactured goods製造manufacture特製special make製make製作manufacture製薬medicine manufacture鋼steel精製refining新製品new product鉄鋼iron and steel複製reproduction縫製sewing (by machine)