This tea bowl of Kohiki type has a projecting hip on the stocky foot and a wide open mouth. Both at the foot and the inside surface of the bowl have five spur marks. The inside the foot is protruding to create a tokin shape like a helmet. It is applied with engobe and coated with glaze over the bowl except the bottom edge. The small bubbles over the milky-white bowl gives soft impression. There is one crack line inside of the bowl and some lacking part at the foot.