[Kotobuki Kazuki] Being A Boy Is Good (russian)
(C69) [Azumaya Shiten (Kotobuki Maimu)] Ikenai Asobi (Keroro Gunsou)
[Kotobuki Kazuki] Torokechau no | Enraptured Make Love [English] {Tadanohito}
(SC51) [Studio★ParM (Kotobuki Utage)] Chichi Imouto (Ore no Imouto ga Konna ni Kawaii Wake ga Nai)
[Kotobuki Kazuki] Kanro | Nectar (Completo) [Spanish] =P666HF=
[Kotobuki Kazuki] Chigyaku no Wana Ch. 1-3 [Digital]
[H&K (Togashi, Kazuki Kotobuki)] SHIN EROMANGA KENKYUUJO 2
[Kotobuki Kazuki] Hounyuu no Ryoujokuteki na Nichijou [Chinese]
[Studio★ParM (Kotobuki Utage)] Chichi Imouto 2 (Ore no Imouto ga Konna ni Kawaii Wake ga Nai)
[Kotobuki Kazuki] Sis Ero [English] {Tadanohito}
[Kotobuki Kazuki] Torawareta Chijyuku