This Japanese commemorative stamp, issued in 1955, celebrates the designation of Nagasaki as an International Cultural City. The design features three white doves in flight, symbolizing peace, set against a scenic background with mountains, the sun, and Nagasaki’s historic architecture and ships. The theme reflects Nagasaki’s long history as a cultural crossroads and a city of international exchange. Printed in green with a face value of 8 yen, it holds special significance for collectors interested in post-war peace and cultural restoration themes.