"Twinkle My Heart" by Mitake Akira, which is sung by the character Hiyono Yuizaki. Piano music used during the series includes Jeux d’eau by Maurice Ravel (episode 3), Liebestraume No. 3 by Franz Liszt (played in concert by Eyes Rutherford in episode 13), Benediction de Dieu dans la solitude by Liszt (episode 21; in the manga, this is a significant piece of music for Eyes and Kanone Hilbert), and Arabesque No. 1 by Claude Debussy (episode 25). A soundtrack album was released March 19, 2003. The series is licensed in Region 1 by Funimation, which has released it on six DVDs and as a box set. Funimation also aired the series, in dubbed format, in the Funimation Channel programming block on CoLours TV from June 19, 2006 until August 22, 2006. Reception The anime adaptation has been praised for its creation of suspense and good mystery stories. The manga got mixed reviews; some stating the blatant display of sex to be overwhelming. The anime however has gone on to much success. References External links Spiral at Yen Press Spiral at Funimation Spiral at Aniplex 1999 manga 2002 anime television series debuts 2002 manga Aniplex Funimation Gangan Comics manga J.C.Staff Shōnen manga Square Enix franchises Tokyopop titles TV Tokyo original programming Yen Press titles