A cylindrical orange post box on a street in Kyoto, photographed in March 2023. This style of mailbox—introduced in the early 1900s during Japan’s push to modernize its postal infrastructure—became a familiar feature across the country through the mid-20th century. Its rounded form and front mail slot were designed to be durable, weather-resistant, and easy to recognize even in densely built neighborhoods.

Although newer rectangular mailboxes are now common in urban areas, many historic districts in Kyoto retain these older designs to preserve the traditional streetscape. Today, they continue to function as part of Japan Post’s network, blending everyday utility with a tangible link to the city’s architectural and civic history.