The episodes use four pieces of theme music: two opening themes and two closing themes. The first opening theme is "Giri Giri Chop" (ギリギリ Chop?, lit. "Chop Rasp") by B'z until episode 168. The second opening theme is "Mysterious Eyes" by Garnet Crow and is used for the rest of the season. The first ending theme is "Free Magic" by Wag until episode 179. The second ending theme is "Secret of my heart" by Mai Kuraki.