Korea Scott 55 MNH, the stamp with 5 Cheun overprint on Japan Scott 331 is from the first issue under US military government following WW II. This stamp is somewhat difficult to find in either mint or used condition. A key issue for Allied Military Government (AMG)collectors.
Korea Scott 55 MNH Issued Under US Military Government
Returns accepted for up to 30 days from the date of mailing, for any reason, as long as the item is returned in the same condition that it was sent.