The traditional form of Japanese architecture is

Almost all the traditional houses in Japan are made of wood, and of course they are lighter. The main reasons are:

More than 70% of Japan's land is mountainous and rich in wood, which can be used locally;

Because the materials are convenient, economical and practical, people use them more;

In line with Japanese customs. Japan has a high humidity, and wood has moisture absorption function, which is beneficial to human health;

Japanese people have been advocating nature since ancient times and have a special liking for wooden houses taken from nature.

Of course, there are also anti-seismic factors.

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