the real mikado

Okay so

In episode 53 el quixote said that someone’s core gadget represented their hopes and desires and such

For example:

Gao wants to be the embodiment of the mighty sun fighter, so his core gadget is a sun-shaped belt

Tetsuya likes rapping, dance, and hip-hop, so his core gadget is a pair of headphones

Noboru idolizes dragon knights and is really direct with people, so his core gadget is a spear

Now that you get the point, I pose this question:

What the hell is a codpiece meant to represent