Diver dressed to go to the sea at a depth of 10 meters to post the letter. About a year and a half thousand letters were submitted.
Japan’s oyakaimara susami in the mailbox. Guinness World Records is now enrolled mailbox.
A depth of 10 meters has been set up in the Gulf of susami mailbox. First comes the idea of 70-year-old head of a man named matasumoto tosihiko.
He susami the town’s postmaster. Built in 1999, this mailbox.
Iyamatani a professional diver dive shop brings up the letter. Here is selling water and oil-resistant marker post card.
Inbox iron rust to hold it for two consecutive years is changing.