Origin : Japan
Made of : porcelain - potery
Classification : things / shapes
Maker : ?
About "hyotan" (hyotan - 瓢箪, 瓢簞) :
Member of the cucurbits family, the Hyotan was introduced to Japan during the early Jomon period and has been part of Japanese life for over ten thousand years. Although sometimes grown for food, it has mainly been cultivated to make vessels or gourds.
About "wave pattern" (seigaiha - 青海波) :
Japanese use different graphical techniques to represent waves symbolically. A seamless pattern of semi circular lines is one of the most common pattern. It can be found on many objects, especially fabrics or paper.