That more waterproof paper and ink is sold in Susami than possibly anywhere else on the Japanese island Honshū's southern coast is no accident. Not far from the shop that sells these utensils is a post box.
The mailbox is typically round and red, emptied daily and some 10 m (33 feet) beneath the sea's surface.
Now, back at the beach but not quite out of the water, how about putting a letter in somebody's electronic postbox, too?
›› Capture a few special moments. (IncrediMail)