よんだいこうがいびょう 四大公害病 LinksSentence search for 四大公害病Sentence search for よんだいこうがいびょうKanji details for 四, 大, 公, 害 and 病Edit in JMdict Noun1. the four major pollution-caused illnesses (Minamata disease, Niigata Minamata disease, Yokkaichi asthma, Itai-itai disease); four big pollution diseases of JapanSee also 水俣病, See also 第二水俣病, See also 四日市ぜんそく, See also イタイイタイ病 Discussions Log in to talk about this word.