How to read: いねむ、ざすい
Pronunciation: 
Same names and idioms in reading:
居寐 居寝 座睡 坐眠
Names and idioms with total stroke of 20:
斎津 玉駕 松葺 崇美 饙
Names and idioms similar to 坐睡:
居睡 坐住居 其坐 麻睡薬 睡眠麻痺
Yojijukugo(idioms with 4 Kanji characters) including 坐睡:
半醒半睡 反逆縁坐 半睡半醒