Attraction Guide: Susami Underwater Postbox, Susami, Japan

Susami Underwater Postbox Guide

Dive into History: Mail a Postcard from the Deep! Guide

The Susami Underwater Postbox is a truly unique and unforgettable attraction. Located 10 meters (33 feet) beneath the surface of the sea, it's officially recognized as the deepest operational postbox in the world! This quirky and fascinating landmark allows divers to send waterproof postcards from the depths of the ocean, creating a truly memorable souvenir. It's a must-see for diving enthusiasts and anyone looking for an unusual experience. The underwater postbox was established in 1999 as part of a local revitalization project to attract tourists to Susami. The idea was to create a unique and memorable attraction that would highlight the area's beautiful coastline and underwater environment. The postbox quickly gained international attention and has become a symbol of Susami's innovative spirit. To participate, you'll need to be a certified diver or join a guided diving tour. Waterproof postcards are available for purchase at local dive shops. Once underwater, you can write your message, apply a special waterproof stamp, and deposit your postcard into the bright red postbox. The postcards are collected regularly by local divers and sent to their destinations around the world. While diving, you can also enjoy the rich marine life surrounding the postbox. Susami is known for its diverse underwater ecosystem, making it a popular destination for scuba diving and snorkeling.