四類感染症 よんるいかんせんしょう Also written 4類感染症 Meanings Noun Category IV infectious disease Kanji 四 four. Read as よん. 類 class. Read as ルイ. 感 feel. Read as カン. 染 stain. Read as セン. 症 symptom. Read as ショウ. Word lists Medicine Jinuma: Japanese Dictionary · Word lists