Japan/ 1 Sen/ 1937
  |
| Material: | Weight: | Diameter: | Edge: | Alignment: |
| Bronze | 3,75 gr. | 23 mm. | Plain. | Medal (0º) |
| Without Mint mark - Japan Mint. Osaka. |
|
| Material: | Weight: | Diameter: | Edge: | Alignment: |
| Bronze | 3,75 gr. | 23 mm. | Plain. | Medal (0º) |
| Without Mint mark - Japan Mint. Osaka. |