かこくじこ 過酷事故 LinksSentence search for 過酷事故Sentence search for かこくじこSentence search for 苛酷事故Kanji details for 過, 酷, 事 and 故Edit in JMdict Noun1. severe accident (esp. relating to a nuclear reactor)Other forms苛酷事故 【かこくじこ】 Discussions Log in to talk about this word.