[Kotobuki Kazuki] Zutto Oneechan no Turn!! Hentai [琴吹かづき] ずっとお姉ちゃんのターン!!

[Happy Turn] Goukan!! (K-ON!)

[Shiina Kazuki] Inran Ningyou Hime

(C47) [Ayashii H de PON (Kazuki Kaho)] TWINKLE☆ TWINKLE☆CHANCE! (Akazukin Cha Cha)

(C61) [Kotobuki Chop (Kotobuki Kazuki)] D.O.D Destruction of Desire (Dead or Alive)

[Kotobuki Kazuki] Zutto Oneechan no Turn!! | It's My Turn Forever!! [English] {Tadanohito}

[Happy Turn] Goukan ! + Goukan !! (K-ON!)

[Kotobukiya (kotobuki)] Makarasan to issho! (Tokyo Afterschool Summoners) [Digital]

(C47) [Alpha Juno (Kazuki Kaho)] Chacha ni Omakase (Akazukin Chacha)

(CR33) [Kotobuki Chop, PIGGSTAR (Kaeru Jiro, Nagoya Shachihachi, Kotobuki Kazuki)] Ichigo Hankachou (Kari) (Ichigo 100%)

(C76) [Studio★Parm (Kotobuki Utage)] PM21 Inran! (K-ON!)