Welcome to the Ex - Shounen Hyouryuu (Young Castaways) WikiEdit

Welcome to the Ex - Shounen Hyouryuu Wiki, a Wiki dedicated to everything about the Manga that anyone can help contribute towards completing. We're aiming to get this wikia to the point where it's got information on most characters! The manga was created by Yamada Keiyou and is a popular thrilling survival manga. Remember this wiki may contain spoilers about the manga.


Satoshi and a group of his friends are on a lengthy boat ride to Kijijima when the world comes to an end literally. A huge Tsunami wave 500 meters tall overpowers the boat and he finds himself stranded on an island and alone. Meanwhile the rest of the boat has grounded after being dashed upon the shores and soon Satoshi finds them, and sets off a struggle to survive for the passengers and crew of the ship.


There are 5 Volume made between 2000 and 2001.