Kamio vintage Cheerful Lion rare plastic pencil writing board.
Brand new/unused and does come with original plastic.
Pencil/writing board is perfect for putting underneath your paper on your writing surface for smooth writing.
In Japan they are called "shitajiki" which is a pencil board that is placed under a sheet of paper for writing to provide a better surface for writing.
Approximately 9.9" x 7" big. Just about B5 size.