Possible hit on the copyright, if the twitter comments are accurate: Chou-hakkai!! Barbarossa

Character: "Asmodeus":http://%E8%B6%85%E7%A0%B4%E5%A3%8A%E3%83%90%E3%83%AB%E3%83%90%E3%83%AD%E3%83%83%E3%82%B5.net/ucard/%E8%89%B2%E6%AC%B2%E3%81%AE%EF%BD%B1%EF%BE%86%EF%BE%8A%EF%BE%9E%EF%BD%B0%EF%BD%BB%EF%BE%98%EF%BD%B0%EF%BD%B1%EF%BD%BD%EF%BE%93%EF%BE%83%EF%BE%9E%EF%BD%B3%EF%BD%BD/