Tenchi Souzou Design-bu EP8 - Idea 8

The ability to have a concealed weapons inside your body... isn't that the dream?! Tasked with the order for an animal that uses "bones as weapons", Jupiter begins to alter his own ribs like mad. Due to this, his ribs break, or he runs out of oxygen. After he put his body on the line this much, surely the new creature will be really cool, right?!