Space Battleship Yamato Cosmo Fleet Collection Blind Box (Japan Import) Each blind box contains only 1 ship. With a blind box you don't know what ship is inside until you open it. There are 5 ships in the Cosmo Fleet Collection you can collect: Space Battleship Yamato (mechanic ver), Okita's Battleship, Mid Size Carrier Naska, Supersize Battleship, and Supercarrier Valsey For Ages 14 and up