Aqua Mars about 5 years ago Cover of rhe album "Hell's Music Exercise Book -Singing and Playing-"http://en.touhouwiki.net/wiki/%E5%9C%B0%E7%8D%84%E3%81%AE%E9%9F%B3%E6%A5%BD%E7%B7%B4%E7%BF%92%E5%B8%B3