“Osaka Namba Sen” is a type of “Shin-Kan’ei Tsuho” coin minted at the Namba Village mint (located in the area now known as Naniwa Ward, Osaka City) during the Kyōhō era (1716–1736) of the Edo period.
The item in the photo is 24.5 mm.
The “フ” stroke in the character “永” has a curved end, making it easy to recognize. It can be further classified into several types.
