Kanon is the designated tuner of Thorn Queen Noyamano Ringo, and he is quite openly interested in her. He one-sidedly considers Ikki his "love rival" for Ringo, and claims to know more about her than anyone else. He is also Sumeragi Kururu's cousin. Despite his ever-present gentle smile, he has shown himself to be manipulative.

The guitar case on he carries on his back conceals some mysterious and potentially dangerous mechanical device.