restedness

uncountable

the state of being rested

Japanese Meaning

十分に休息を得た状態、すなわち体や心がリフレッシュされた状態

After two nights of uninterrupted sleep, I noticed a profound sense of restedness that made me more productive.

二晩続けてぐっすり眠った後、私は生産性が上がるほど深い休養が取れている状態を感じた。

Sense（1）

the state of being rested

Similar results prevailed for number of awakenings during the night and feelings of restedness in the morning.