| Issuer | Japan |
| Year | 765-782 |
| Type | Standard circulation coin |
| Value | 1 Mon |
| Currency | Mon (683-1953) |
| Composition | Bronze |
| Weight | 4.8 g |
| Dimensions | 25 mm |
| Thickness | 1.5 mm |
| Shape and Technique | Round with a square hole Cast |
| Orientation | |
| Engraver(s) | Kimi-no-Tabi |
| In circulation to | 25 November 0987 |
| Reference(s) | DHJ#1.20 - 1.25 |
| Obverse description | Four characters around hole |
| Obverse script | |
| Obverse lettering | 神 寳 功 開 (Translation: Inaugural currency of the Jingō era (read clockwise)) |
| Reverse description | Plain |
| Reverse script | |
| Reverse lettering | |
| Edge | Smooth |
| Mint | |
| Mintage | ND
(765-782) - DHJ# 1.20; closed 開; 功 with 力 - ND (765-782) - DHJ# 1.21; closed 開; 功 with 刀 - ND (765-782) - DHJ# 1.22; closed 開; 功 with 刀 with equal lenght down stokes - ND (765-782) - DHJ# 1.23; open 開, 功 with 刀 with straight down stokes - ND (765-782) - DHJ# 1.24; smaller characters than 1.23 - ND (765-782) - DHJ# 1.25; open 開, 功 with curved strokes - |
| Catalog ID | 5038909650 |
| Comments |
