This is a vintage Napco Japan Ceramic Mouse and Cheese Dish Board Knife Set (K3487) in Original box.  The set is super cute featuring a wood plate as the base, ceramic round cheese cover with a mouse as the handle and a ceramic cheese wedge knife.  The original silver foil Napco Japan label is attached to the inside of the cheese cover - the wood plate is stamped Japan.  The original box has a colorful paper label on the top, which says Royal Cheese Set A Napco Creation - there is a white paper label on the one side that says No. K3487 1 Set Made in Japan.  The covered dish measures approximately 5 3/4" tall (to top of the mouse) and 6 1/4" in diameter - the cheese knife measures approximately 3/4" tall, 5 7/8" long and 1" wide - the original box measures approximately 6 5/8" tall and 6 1/4" wide.  Super clean cute Napco Japan ceramic mouse and cheese dish board set in original cardboard box that looks like it was never used and displays absolutely great when sitting on a shelf or table!