>>53493807That's his skin, only the belts are clothes, the detective Pikachu production explained this, for this reason they were discarded because they didn't know how to do this in a realistic version, by the way Machamp doesn't wear panties, it's just the color of his skin.
If you pay attention you will be able to notice that the official art, anime and video game, the "Gi" does not have real sleeves, it connects directly with the feet and hands and it does not behave like loose cloth.
