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: 7 1/2"" x 9 1/2""
Inside Dimensions: 6" x 9"
Stamped by Kiln: No
Drainage Holes: 1
Anchor Holes: 0
Model Number: 79Y20c