特発性過眠症 とくはつせいかみんしょう Meanings Noun idiopathic hypersomnia Kanji 特 special. Read as トク. 発 emit. Read as ハツ. 性 nature. Read as ショウ. 過 pass 眠 sleep. Read as ミン. 症 symptom. Read as ショウ. Word lists Medicine Jinuma: Japanese Dictionary · Word lists