Cave’s bullet hell shooter Mushihimesama Futari (Mushihime-sama Futari?, lit. “Bug Princess Duo”) was made available in arcades on October 27, 2006, and it served as a sequel to Mushihimesama, which had been launched the previous year. On November 26, 2009, Mushihimesama Futari was made available for purchase on the Xbox 360 platform in Japan. In April 2012, Cave published a ported version of the game for iOS platforms under the name Bug Princess 2 (Mushihimesama was also published on the same platforms under the name Bug Princess).
Mushihimesama Futari
Problems with download or installation?