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[Kyoto Seisho Porcelain Gold Lucky Art Yokote Kyusu Teapot 清昌磁壺]
Master 平安清昌(Heian seisho) is an amazing porcelain artist.
Besides the beautiful painting and handwriting wrote「壽」in a very noble golden color.
You also can see there has a special background in light yellow at the surface of the teapot to make all artwork more charming.