AnalyzerSentence analysis2SpansSentenceたたら製鉄1000 character limitAnalyzeSentenceたたら製せい鉄てつSpan Detailsたたらfoot-operated bellows; foot bellows; Tatara furnace; traditional clay furnace for smelting iron-> 踏鞴noun製せい鉄てつiron manufacturing; ironmakingnoun, no-adjective, suru verb