The episodes use six pieces of theme music: three opening themes and three ending themes. The first opening theme is "Shōdō" (衝動?, lit. "Impulse") by B'z until episode 437. The second opening theme is"100 mo no Tobira" (100もの扉?, lit. "100 Doors") by Rina Aiuchi and U-ka Saegusa in dB until episode 456. The third opening theme is "Kumo ni Notte" (雲に乗って?, lit. "Ride on a Cloud") by U-ka Saegusa in dB for the rest of the season. The first ending theme is "Kanashii Hodo Anata ga Suki" (悲しいほど 貴方が好き?, lit. "I love you as much as I'm sad") by Zard until episode 437. The second ending theme is "Mou Kimi dake wo Hanashitari wa Shinai" (もう君だけを離したりはしない?, lit. "I won't let you go anymore") by Aya Kamiki until episode 458. The third ending theme is "Shiroi Yuki" (白い雪?, lit. "White Snow") by Mai Kuraki