Chogin were various seacucumber-shaped silver ingots; although their rime (weighed value or mass) were not the same, they were approximately 161.25g.
形状は、ナマコ形と呼ばれるやや不揃いな棒状の銀塊で、量目（質量）は不定だがおおよそ43匁（約161.25グラム）前後。