In the United States, we say “rest” stop, but we all know what we’re there to do. In Vietnam, there are rest stops where you can actually REST for a while in a hammock!
But for the other thing, the facilities are completely different from what Americans are used to.
Restroom in Japan
Restroom in Vietnam
Remember the rocket ship toilet in Japan? Compare that to an actual hole in the wall!
Pedaling Pioneer 