It used to be said that houses in Japan are made of woods and paper. For the national stadium of Tokyo 2020 olympics, woods from every prefectures in Japan are used. Now, the half of them are made of concrete, while my house consists mainl…

We had heavy and persistent rainfall over two weeks. Even if it stopped, it has been very humid and uncomfortable. I have been reluctant to go out, not only because of the virus spreading but because of this weather. That is why I am writi…