Choaniki: Sei Naru Protein Densetsu

Cho Aniki (超兄貴, Chō Aniki; lit. "Super Big Brother") is a Japanese video game series originally developed by Masaya and published by NCS Corp. The first game was released in 1992 for the PC Engine system. The game's sequels and spin-offs later appeared on the Super Famicom, PlayStation, Sega Saturn, WonderSwan, PlayStation 2 and PlayStation Portable. Mainly consisting of side-scrolling shoot 'em ups in the vein of Gradius, the Cho Aniki series is best known for its homoerotic overtones, wacky humor and vivid, surreal imagery. Most of the games have never seen release outside Japan. For various reasons, the popularity of the Cho Aniki games has endured since the series' debut.