Watch List notes:

JAPAN: Showa, 1926-1989, pattern 1 sen, Showa 20 (1945), pattern in red porcelain, dai nihon at center, date below / imperial chrysanthemum at center, denomination above and below, Unc, R. This is part of a series of patterns, all privately produced throughout Japan for possible government approval. Only two of the many types are published in the JNDA catalog. They are known dated Showa year 19 (1944), Showa year 20 (1945) and undated; all types are rare.

Estimate: 300- 400 USD