Used stamps commemorating the 12th, 13th, and 14th National Sports Festivals, a set of 4 first day covers. - Used Stamps: 5-yen stamps are used. - Design: Designs featuring illustrations of athletes. - Event Name: 12th, 13th, and 14th National Sports Festivals - Issued: 1957-1959 - Quantity: Set of 4 - Detailed Information: Includes a card with details of the event. Thank you for viewing.