Japan/ 1 Yen/ 1989
  |
| Material: | Weight: | Diameter: | Edge: | Alignment: |
| 100% Aluminum | 1.0 gr. | 20 mm. | Plain. | Medal (0º) |
| Without Mint mark - Japan Mint. Osaka. |
|
| Material: | Weight: | Diameter: | Edge: | Alignment: |
| 100% Aluminum | 1.0 gr. | 20 mm. | Plain. | Medal (0º) |
| Without Mint mark - Japan Mint. Osaka. |