週しゅう休きゅう３みっ日か制せいしゅうきゅうみっかせいMeanings1nounfour-day workweek systemA system where employees have three days off per week, resulting in a four-day workweek. Often discussed in the context of work-style reform.See also: 週休二日制その会かい社しゃは週しゅう休きゅう３みっ日か制せいを導どう入
