"Bonsai"
(Set of 10, issued Dec. 9, 1990 and Jan. 29, 1991)
Per Scott Standard Postage Stamp Catalog,
2000 (Vol. 4, pg. 445), issued to commemorate Expo '90, International Garden
and Greenery Exposition in Osaka, Japan. On 12/09/90 were issued
50 l, 1 r, 8 r, 10 r, and the first Souvenir Sheet; balance issued 01/29/91.