Magical☆Star Kanon 100%  

Kami nomi zo Shiru Sekai: Kanon, The World God Only Knows: Magical☆Star Kanon 100%, マジカル☆スター かのん100％

Magical☆Star Kanon 100% is a mini-series spin-off of Kami nomi zo Shiru Sekai, starring Kanon as a magical girl.