History of "chair"

The chair is a kind of the tool or the furniture.

There are various designs in the chair.

There is a chair with various functions only because of not sitting.

The typical one is a rocking chair, a massage chair, and a wheelchair, etc.

In addition, it is the special one, and there are an air chair, an electric chair, and a throne, too.

Japan has the history of the life culture that doesn't use the chair.