Watch List notes:

Japan, Tempo Era AV Koban. Edo, 1837-1858. Paulownia flowers with legends in cartouches / Four punchmarks: central imperial mark, 保 (= Ho - era designator) to upper right, two mintmaster's marks to lower left. JC 03-22; Friedberg 15; KM 22b var. (marks to rev.). 11.22g, 58mm, 12h.

Good Very Fine; minor hairlines to both sides.

From the GK Collection.