 Gothique Prince Ken (better known as GPK) filled in on keyboard.Blood officially returned in 2011 with new members Hayato (vocalist), Kazuha (guitar), Dora (drums), and Azami (bass, of Misaruka), releasing the singles Bathory in June and Elizabeth in October.The band performed a North American tour in November, performing at Dotcon in Toronto, Boston, NYC, Pennsylvania, and at Anime USA with the main act Matenrou Opera.