Japan 1 Mon "Nyōyakushinpō" - Seiwa, 859 – 870

Obverse Reverse

Information

Country Japan
Currency Mon (683 – 1953)
Coin type Standard circulation coin
Denomination 1 Mon "Nyōyakushinpō" - Seiwa
Year 859 – 870
Ruler Seiwa (858–876)
Composition Copper
Shape Round with a square hole
Technique Cast
Weight (g) 2.1
Diameter (mm) 19
Demonetized 25 November 0987

Mintage & Variants

Date Mintage Comment Frequency
ND (859-870)  — DHJ# 1.50; large size and characters
ND (859-870)  — DHJ# 1.51; small size, top of 饒 touches outer rim
ND (859-870)  — DHJ# 1.52; small size, 神 to the right of hole

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