[zht]

do you have extremely long days but 5 days a week or do you spread it out over 6 or 7 days?

[ekianjo]

In Japan, by the way, it is not uncommon to work 6 days a week (Saturdays). It depends on your contract.

[bluedanieru]

I heard a story, perhaps apocryphal, that the national government commissioned a study a few years back to investigate ways to curb this practice.

The committee was disbanded after a minor scandal when it was discovered that they were making everyone come in on Saturdays to work.