Seigaiha blue and white bowlThe direct meaning of Seigaiha is Blue sea and waves. This is a pattern that the waves are lapped over alternately. The wave crest pattern is one of the traditional and typical geometrical patterns, and has been very popular as a auspicious omens motif. The name of Seigaiha is said to be derived from an episode that this motif was used in the costume of the gagaku piece with dance (court dance and music) named Seigaiha. While also being said to be