This is a set of 18 "tsuno menko" (cardboard playing cards with a horn-like shape) featuring Kaiteijin 8823 (Sea Bottom Man 8823), consisting of two types: 7 and 11 cards. These are from the Showa 30s era (1955-1964). Kaiteijin 8823 (also known as Kaiteijin Hayabusa) was a tokusatsu (special effects) television program produced in 1960 (Showa 35). The size is approximately 6.3 cm in height and 3 cm in width. These cards have been used for play. There are stains, bent corners, wrinkles, scratches, folds, and printing misalignments. Please understand and acknowledge these imperfections.