In a Japanese house Shrines Temples Traditional Japanese houses have thin walls because of the relatively mild climate and overlapping, slanted, and slightly curved roofs because of the fact that there is plenty of rain especially during early summer.
Timber is the traditional building material for Japanese houses.
It makes them airy which is important during the humid summer months. The disadvantages are that the houses can be damaged easily by earthquakes and fires. Nowadays, concrete and steel are, of course, widely used as well. Nevertheless, some modern Japanese detached houses still have a typically Japanese appearance. About Japanese architecture in general and in particular about architecture of the Kasai area.