Japan 1 Mon "Kan'eitsūhō", 1741

reverse 元 GEN

Obverse Reverse

Information

Country Japan Japan
Currency Mon (683 – 1953)
Coin type Standard circulation coin
Denomination 1 Mon "Kan'eitsūhō"
Year 1741
Composition Copper (alloy)
Shape Round with a square hole
Alignment Medal alignment ↑↑
Technique Cast
Weight (g) 2.3
Diameter (mm) 23
Thickness (mm) 1
Demonetized 31 December 1953

Description

1 Mon "Kan'eitsūhō" from Japan. Issued in 1741. Struck in Copper (alloy). Measures 23 mm and weighs 2.3 g.

Obverse
Four characters around hole (Currency of Kan'ei)
Reverse
A character above hole 元 for 寛保元年 Kanpō gannen - 1st year of Kanpō era (1741) (Gen)
Edge
Smooth

Mintage & Variants

Date Mintage Comment Frequency
ND (1741)  中字接郭寶背元 CHŪJI SEKKAKUHŌ HAIGEN; small crown 寛; low 寶; narrow 永 11%
ND (1741)  中字狭通背元 CHŪJI KYŌTSŪ HAIGEN; crown of 寶 separate from hole rim; low 寶; larger space between 通 and outer rim 4%
ND (1741)  小字背元 SHŌJI HAIGEN; right arm of 永 near hole; high 寶; high 通 7%
ND (1741)  細字背元 SAIJI HAIGEN; unbalanced crown of 寶; high 寶 18%

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