The JCM 131a set is one of the scarcer tobacco menko type sets in existence. The Japanese Baseball Card Checklist & Price Guide, Vintage Edition assigns a scarcity factor of R4 to the set, indicating that 10 or fewer examples of most cards are known. Yonamine, known as the Jackie Robinson of Japan, was the first postwar American superstar in Japan Pro Baseball. The 1957 Central League MVP was elected to the Japan Hall of Fame in 1994.
Size: Each card is 1 13/16" x 3"
Condition: The purple background card is Ex. The blue sky background card is only Fair due to paper loss.