Surumail postcards are being sold in the coastal town of Susami in Wakayama prefecture. The postcard consists of dried surume squid, a local specialty. The squid jerky is flattened and vacuum packed into the shape of a post card. The post card also comes with adhesive labels to add a short message.
Since being introduced in 2000, approximately 4000 to 5000 post cards are sold per year.