Reverse In the central part, within a circle, the numeral: 1. Below it, the year of minting written in Japanese: «昭和三十一年» - one thousand nine hundred and fifty-six.
Obverse In the central part, an image of a young tree, symbolizing the significant development of Japan. In the lower part, along the edge of the coin, an inscription in Japanese: «一 円» - 1 yen; above it, the name of the country: «日 本 国» - Japan.