Sto Lotty (の大石柱, Sto Lotii) or otherwise known as Birthday Boy Sto Latty (誕生日君の大石柱, Tanjoubi-kun Sto Lotii?) is a young big time rookie captain of the Happy Birthday Pirates and now has allied himself with the Impostor Tyrant Pirates. He now is an officer among the armada and now was placed in charge of guardian division of the armada. In otherwise, Sto Latty and his crew act as bodyguards for the main members of the Impostor crew.