Dictionary / Vocabulary / 定時上がり
ていじあがり
leaving on time (e.g. as opposed to paid or unpaid overtime)
Also written 定時あがり
「お先に失礼しま~す」「お、なんだ、また定時上がりかよ」
"Bye, see you tomorrow." "Oh, what's this? Leaving on the dot again?"