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Because Japan is as crowded as Hong Kong, many people have no toilets in their homes, oh no, there are no toilets in the lattice (really lattice), and the area of a house is not large, so it is not cost-effective to have two toilets.
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Because the Japanese are numerous, the land is small, and it is the same as Hong Kong.
Generally, 2-3 bedroom buildings often live in 2-3 generations, each with its own bathroom, which can take a bath, wash clothes, and be "convenient" without interfering with each other. One is not enough, there will be a scramble in the morning or before bed, it is definitely not enough!
1. All China is not like foreign adult jobs are separated, two to three generations live together in one bathroom, how can it?
I don't know about this yet... It's simple. It is the principle of order of the young and the old. Plus there are some regulations. Wake up early may not be able to use the right... Just look at Japanese TV dramas.
In this way, it is not easy for others to see from the bottom, which is a respect for other people's privacy. >>>More
As a simple example, when two people eat something unclean at the same time and have diarrhea at the same time, you know the importance of double guards.