This is a vintage Japanese commemorative postcard issued to mark the expansion of telephone services at the Otaru Post and Telegraph Office in Hokkaido, Japan.

The front features photographs of the building exterior and interior, with decorative embossed details.

The Japanese inscription reads “Otaru Post and Telegraph Office Telephone Expansion Commemoration.”

The reverse has no handwritten message or address.

A fascinating piece of Japanese postal, telegraph, and telephone history from Otaru, Hokkaido.