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: 10 1/2" x 7 3/4" x 3 1/2"
Inside Dimensions: 9" x 6 1/4" x 2 3/4"
Stamped by Kiln: No
Drainage Holes: 2
Anchor Holes: 0
Model Number: 01y03a