Krause number | Y# 4 |
|---|---|
| Country | Japan |
| Denomination | 50 sen |
| Year | Yr. 4 (1871) - 年四治明 |
| Period | Mutsuhito (Meiji) (1869 - 1912) |
| Coin type | Circulation coins |
| Ruler | Mutsuhito |
| Composition | Silver 0.800 |
| Edge type | Reeded |
| Shape | Round |
| Alignment | Medal (0°) |
| Weight (gr) | 12.5 |
| Diameter (mm) | 31.5 |
| Mintage | Unknown |