半はん睡すい半はん醒せいはんすいはんせいじ字FuriganaMeanings1nounhalf asleep and half awakeyojijukugo (four-character idiom)›A yojijukugo describing a state between sleep and wakefulness, often used in literary or formal contexts.彼かれは半はん睡すい半はん醒せいの状じょう態たいで、夢
