noun
eight-hour day; eight-hour workday system
Refers to the system or principle of an eight-hour working day. Often used in labor contexts; compare 八時間労働制 for the full phrase.
See also: 八時間労働制 (はちじかんろうどうせい)
この工場では八時間制が導入されている。
An eight-hour day system has been introduced at this factory.
八時間制を守ることは労働者の権利だ。
Upholding the eight-hour day is a worker's right.