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Kocho Junisen

From Wikipedia, the free encyclopedia

kōchō jūnisen (皇朝十二銭) (aka jūnizeni) is a general term for 12 types of copper coins minted in Japan under the Ritsuryo system from 708 (Wadō 1st year) to 963 (Ōwa 3rd year).[1] All of the included coins are circular in shape, have a square hole in the center, and were worth 1 mon.[a]

Coins

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Image Inscription Kyūjitai Shinjitai Year of introduction
(Julian calendar)
Wadōkaichin 和同開珎 和同開珎 708
Mannen Tsūhō [ja] 萬年通寳 万年通宝 760
Jingū Kaihō [ja] 神功開寳 神功開宝 765
Ryūhei Eihō [ja] 隆平永寳 隆平永宝 796
Fuju Shinpō [ja] 富壽神寳 富寿神宝 818
Jōwa Shōhō [ja] 承和昌寳 承和昌宝 835
Chōnen Taihō [ja] 長年大寳 長年大宝 848
Jōeki Shinpō [ja] 饒益神寳 饒益神宝 859
Jōgan Eihō [ja] 貞觀永寳 貞観永宝 870
Kanpyō Taihō [ja] 寛平大寳 寛平大宝 890
Engi Tsūhō [ja] 延喜通寳 延喜通宝 907
Kengen Taihō [ja] 乹元大寳 乾元大宝 958

See also

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Notes

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  1. ^ "Mon" was a unit of currency (ex: Dollar) before the Muromachi period when they took a physical form.

References

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  1. ^ Nussbaum, Louis-Frédéric (2005). "Wadō-kaihō". Japan Encyclopedia. p. 539. ISBN 978-0674017535.