Grupo koufukuya

(C73) [Koufukuya (Marumi)] Waiai Kazoku (Kaibutsu Oujo)

(Miyagami Gakuen no Himitsu 02) [Koufukuya (Marumi)] Koufukuya No Ehon Gokujo 3 (Best Student Council)

(SC31) [Koufukuya (Marumi)] Koufukuya no Ehon Gokujo (Gokujou Seitokai)

(Miyagami Gakuen no Himitsu) [Kouhukuya (Marumi)] Kouhukuya no Ehon Gokujo 2 (Gokujou Seitokai)