This is a beautiful Tokoname Bonsai Pot. A circular container is known as a maru. Maru pots can have any depth and may be vase-like.
Outside Dimensions: 9 3/4" x 6 3/4" x 2 1/4"
Inside Dimensions: 9" x 6" x 1 3/4"
Stamped by Kiln: Yes
Drainage Holes: 2
Anchor Holes: 0
Model Number: 02y01b