This has got to be one of the weirdest games out there. Here’s the description from The Magic Box:
Global A Entertainment announced they will release Chou Aniki: Seinaru Protein Densetsu for PlayStation 2 in Japan in October, a remake of Maisya / NCS’s classic shooter, which features two half naked muscle men Adon and Samson as the main characters, and a bunch of muscle men as bosses.
Edit: I’ve removed the image because the link was constantly broken.