White water birds in various postures are seen here flying, creating a slight wave between strange-looking rocks, a willow tree, and reeds in the calm waterside scene depicted on the surface of this celadon masterpiece. Inside its mouth lies a band of thunder designs created in black slip inlay, which stands out in stark contrast with the celadon glaze color. The Chinese character donjin (敦眞) is inscribed on the bottom inside its foot.