睡眠不足 (suiminbusoku) Japanese meaning: lack of sleep | KotomoraLately I can't concentrate because of lack of sleep.
Lack of sleep is bad for your health.
Usage patterns
〈人〉が睡眠不足になるfor someone to become sleep-deprived
I've been sleep-deprived lately because I'm busy.
睡眠不足で〈事〉to do something as a result of lack of sleep
I made a mistake at work because of sleep deprivation.
睡眠不足を解消するto make up for/resolve sleep deprivation
I slept a lot over the weekend and made up for my lack of sleep.
慢性的な睡眠不足chronic sleep deprivation
He suffers from chronic sleep deprivation.
