Japanese Traditional Pattern "SEIGAIHA"

Have you ever seen this?
Even if some people do not know the name of this pattern, almost everyone has ever seen it.
It is a pattern that you often see in everyday life in Japan. This is the most famous Japanese traditional pattern.

The basic shape is extremely simple and it is a series of concentric semicircles.
The name "SEIGAHA" came from the Japanese traditional dance "SEIGAHA."
The pattern used for the costume is the origin.