はいこう 廃坑 LinksSentence search for 廃坑Sentence search for はいこうSentence search for 廃鉱Kanji details for 廃 and 坑Edit in JMdict Noun, Suru verb, Intransitive verb1. closure of a mine; abandoned mine; disused minePlace2. HaikouOther forms廃鉱 【はいこう】 Discussions Log in to talk about this word.