| Issuer | Japan |
| Year | 1769-1788 |
| Type | Standard circulation coin |
| Value | 4 Mon |
| Currency | Mon (683-1953) |
| Composition | Copper |
| Weight | 5 g |
| Dimensions | 28 mm |
| Thickness | 1 mm |
| Shape and Technique | Round with a square hole Cast |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | C#4.2, DHJ#4.253 |
| Obverse description | Four characters around the square hole |
| Obverse script | |
| Obverse lettering | 寛 寶 通 永 (Translation: Currency of Kan`ei) |
| Reverse description | 11 waves |
| Reverse script | |
| Reverse lettering | |
| Edge | Plain |
| Mint | |
| Mintage | ND
(1769-1788) - 俯永; 永 with large head slightly point down; top dot of 寶 thru its crown - ND (1769-1788) - 小字; 永 with small head point straight left and long left leg; low 通 with head マ far from rim - ND (1769-1788) - 正字; 永 with head point straight left and short left leg; high 通 with head マ near rim - ND (1769-1788) - 永 with small head point down and small left arm point down; - |
| Catalog ID | 3677130450 |
| Comments |
