uses 3 songs: 1 Opening and 2 Endings. "Kero! tto March (Platoon Ver.)" (ケロッ!とマーチ (小隊 Ver.), Kero! tto Māchi (Shōtai Ver.)) by the Keroro Platoon is used...

features one opening song and three different ending songs. "Kero! to March" (ケロッ!とマーチ, Kero! tto Māchi, Ribbit March) by Nobuaki Kakuda & Juri Ihata is used...

5 songs: 2 Openings and 3 Endings. "Kaettekita Kero! tto March" (帰ってきたケロッ!とマーチ, Kaettekita Kero! tto Māchi, "Return of the Kero! and March") by Ichirō...