noun
six-day workweek system
Refers to a work schedule where employees work six days a week, typically with one day off. Often discussed in contrast to a five-day workweek system.
この会社はまだ週休制を採用している。
This company still uses a six-day workweek system.
週休制から週休二日制への移行が進んでいる。
The shift from a six-day workweek to a five-day workweek is progressing.
Compound of 週 (week), 休 (rest), and 制 (system). The exact historical origin is uncertain, but it follows standard Sino-Japanese word formation patterns.