In the first post-war years Decoration Bureau of the Cabinet Office issued medals on a dark blue ribbon with an unusual (wide instead of a typical narrow) bars and with kanji 賜 - received [by]/granted [to] on their reverses (regular medals on a dark blue ribbon have no inscriptions). Apparently, there was a shortage of regular dark blue ribbons medals and manufacturer had to use spare parts from medals intended for the medals of a different ribbon colors.
Note that during the first four post war years only two non-dark ribbon medals were issued: one green ribbon medal in 1948 and one light blue medal in 1947. The remaining 1 423 medals issued during these four years were medals with dark blue ribbons.
Dark blue ribbon medal awarded on October 6, 1947. In 1947, 263 medals on dark blue ribbons were issued.
Note that during the first four post war years only two non-dark ribbon medals were issued: one green ribbon medal in 1948 and one light blue medal in 1947. The remaining 1 423 medals issued during these four years were medals with dark blue ribbons.
Dark blue ribbon medal awarded on October 6, 1947. In 1947, 263 medals on dark blue ribbons were issued.