Osaka Popstar is a punk rock supergroup. They were formed in 2006 by New Yorker John Cafiero. In 2006, Cafiero teamed up with several well known punk rock artists to create the anime based punk group, Osaka Popstar. They released their debut album/DVD on May 23, 2006. Their lyrics consist of topics such as characters in Japanese anime like Astroboy and Sailor Moon.