Moneta Giappone Ichi-Bu Kin - 1 Bu Gold - Province of Koshu

Rare provincial gold coin from feudal Japan, issued in the Koshu region, which was operating gold mines at the time. It is an official government gold coin with a value of 1 bu.

Minted by the Matsuki Clan under the authority of the famous samurai Takeda Shingen. Takeda Shingen was the head of the Takeda clan from 1541 to 1573.

The minting period spans near 1700.