Bleep Bloop Bop

The Bleep Bloop Bop (ピコピコハンマー) is a joke weapon that can be used by Lexaeus in Kingdom Hearts 358/2 Days. It is a simple, light hammer, which is colored bright orange and yellow for comedic reasons. Like most Joke weapons, it makes a different sound when striking enemies, but it also makes a squeaky sound when normally swung.

Trivia
Though it is a joke weapon, the Bleep Bloop Bop it bears a slight resemblance to Donald's Hammer Staff in Kingdom Hearts II. The connection of the weapon could possibly be due to the fact that Donald can wield Lexaeus's Centurion in Kingdom Hearts II Final Mix.