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koban

noun
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ko·​ban | \ ˈkōˌbän \
variants: or less commonly cobang or kobang \ -​bäŋ \
plural -s

Definition of koban

: an oval Japanese gold coin of widely varying value issued from the 17th century to the 19th century

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History and Etymology for koban

Japanese koban, from ko small + ban size, format

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“Koban.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/koban. Accessed 15 December 2019.

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