Parody gakkou no kaidan55

(C59) [Momo no Tsubomi (Various)] Eru Eru 14 (Various)

[Takitate (Kantarou)] Mahou Kyuushiki II - Magical Classic II (Magical Emi, Gakkou no Kaidan)

[Atelier Hachifukuan] Kaidan Shoujo Getsuyoubi (Gakkou no Kaidan)

(Puniket 3) [BUTTER COOKIE, BUTTER RICE (Various)] Dokkoisyo!! (Gakkou no Kaidan)

(SC30) [Je T'aime (Mutsuki Lime)] Kimi no Mada Shiranai Koto (Gakkou no Kaidan)