Height 11.7 cm, mouth diameter 18.3-18.9 cm, bottom diameter 16.7 cm
 This is a stroking four-sided flat mizusashi with a bulging body, also with a standing mouth finely pinched into a ring flower, and a slightly larger mouth made to drop a lid over it. The mouth is covered with a white glaze on two sides from the mouth to the body, and the sides are decorated with small ears with different rings on each side. The flat bottom is slightly raised in the center and is stamped with the seal of Ninsei.