Vintage Japanese Rock Monster Kaiju Yellow Background Card For Sale

Vintage Japanese Menko card featuring a blue-grey rock-like monster, possibly a kaiju, with a wide red mouth and clawed hands, set against a vibrant yellow background. The card exhibits significant wear, including rounded corners, edge fraying, and surface discoloration consistent with age. The reverse side, printed in blue ink on grey cardboard, displays a traditional Japanese figure looking into a bowl, rotated 90 degrees. It also includes game elements: a 'rock' hand sign, a 'scissors' hand sign, and the numbers '6182 83 9', '千' (thousand), and '百' (hundred).