"Silly-Go-Round" is the fifth single of J-pop duo FictionJunction Yuuka. It was released on May 10, 2006. This single includes the opening theme song for the anime series .hack//Roots, as well as "angel gate", a song from the musical in which Yuuka Nanri, the vocalist of FictionJunction Yuuka, stars. Both songs were composed by Yuki Kajiura. Its catalog number is VICL-35889. Track listing From FlyingDog. Charts Oricon Sales Chart (Japan) Sales after 3 weeks References External links Victor Animation Network: discography entry 2006 singles FictionJunction Yuuka songs Songs written by Yuki Kajiura 2006 songs Victor Entertainment singles