こくえん 黒煙 Common word Wanikani level 18 Play audio LinksSentence search for 黒煙Sentence search for こくえんSentence search for くろけむりKanji details for 黒 and 煙Edit in JMdict Noun1. black smokeOther forms黒煙 【くろけむり】 Discussions Log in to talk about this word.