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: 5" x 4 1/2" x 2"
Inside Dimensions: 4 1/8" x 3 3/4" x 1 1/2"
Stamped by Kiln: Yes, Signed
Drainage Holes: 2
Anchor Holes: 2
Model Number: 25y03