suffix
keep on doing; all the way through; non-stop
Attaches to the -masu stem of a verb to express doing something continuously, all the way, or without stopping. Often used in compound verbs like 歩き通す (walk all the way) or 働き通す (work non-stop).
See also: 通し (とおし)
彼は一晩中働き通した。
He worked non-stop all night.
駅まで歩き通しで疲れた。
I walked all the way to the station and got tired.