Employees who work more than 8 hours a day or 40 hours a week are entitled to overtime
See the values in the table
|Normal Hours (8 hours a day or 40 hours a week)||Zero|
|Night Time (22:00 to 5:00)||25%|
|Working on a day off (company calendar)||25%|
|Hour Extra night time||25% + 25%|
|Working day off (company calendar) plus night time||25% + 25%|
|Work on a day off (determined by law)||35%|
|Working day off (determined by law) plus night time||35% + 25%|
In Japan’s labor law, the statutory breaks are 4 days a month (houtei), I have no definition of days of the week, that is, these 4 days can be on weekends or weekdays. And if the employee works on any of those 4 days, the company must pay an additional (overtime) of 35%. And there are also the clearances determined by the company (company calendar), called shoutei.
If the company has a daily schedule of less than 8 hours of work per day, that is, 4 hours a day, and there is a need to work two or four more hours, up to the limit of 8 hours per day, the company is not obliged to pay overtime hours as overtime, only if the day exceeds 8 hours a day.