(C64) [Cool Brain (Kitani Sai)] ANGEL PAIN-Extra- (Final Fantasy X-2)
[Kitani Sai] Houkago, Kyoushitsu de.
COMIC Megastore 2010-06
COMIC Megastore 2009-08
(C61) [Cool Brain (Kitani Sai)] Angel Pain VIII International Edition (Final Fantasy X)
(C58) [Cool Brain (Kitani Sai)] ANGEL PAIN 4 Sweet Obscene Desire (Dead or Alive)
Ride On You
(C94) [Aoirokanata (Shikitani Asuka)] Chikan Addiction (Touhou Project) [Chinese] [绅士仓库汉化]
[Kitanishii] - Polychrome
(C57) [Cool Brain (Kitani Sai)] Angel Pain (Seihou Tenshi Angel Links) [English] [Doujinshi-Section]
〔Fanbox〕「Shiitake Nouen (Kanabun)」Hanoka Yuri x Kitani Chisato - Hajimete no arubaito (ongoing)
[Ikariya (Kitani Ikkou)] Tomodachii-! Esu! Dei? (Magi: The Labyrinth of Magic)
(C60) [Cool Brain (Kitani Sai)] ANGEL PAIN 7 -A Life Less Ordinary- (Sakura Taisen)
(Shuuen no Kizuna 2) [Maibotsu (Akitani)] Chuuburarin no Ashita (Owari no Seraph)
[COOL BRAIN (Kitani Sai)] Oshikko Party 2 (Amagami) [Chinese] [Digital]
[Cool Brain (Kitani Sai)] Haisetsu Shukujo (Amagami) [Digital]
Hanoka Yuri x Kitani Chisato - Hajimete no Arbeit
(C72) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 4 -Ojou-sama Scatology-
(Kouroumu 10) [Aoirokanata (Shikitani Asuka)] Gokkun KoiFla Milk - Koishi & Fran's Milk (Touhou Project)
[COOL BRAIN (Kitani Sai)] Bookworm Scat! (Majimekko de suka!) (Original) [English] [Chocolate]
[COOL BRAIN (Kitani Sai)] Majimekko de suka!?
(C86) [COOL BRAIN (Kitani Sai)] DATENSINON (Sword Art Online) [English] [CrayZayJay]
[COOL BRAIN (Kitani Sai)] 4P at Online (Sword Art Online) [English] {Hennojin} [Digital]
[Kitani Sai] Ana Sis Ch.1-2 (Complete)
ANGEL PAIN 6 - There's Something About Mell-
COMIC Megastore H 2004-01
COMIC Megastore H 2003-03
(C84) [COOL BRAIN (Kitani Sai)] 4P at Online (Sword Art Online)
[COOL BRAIN (Kitani Sai)] Chuutte Shite | Give Me an Enema [English] {Afro} [Digital]
[Cool Brain (Kitani Sai)] Yogoreta Mirai (Gundam Build Fighters Try) [Digital]
[COOL BRAIN (Kitani Sai)] Chuutte Shite 2 [Digital]
(C92) [Aoirokanata (Shikitani Asuka)] Saimin de Sukina Musume to Pet na Seikatsu (Granblue Fantasy)
[Cool Brain (Kitani Sai)] Kegareno Humina (Gundam Build Fighters Try) [Digital]
[Kitani Sai] Sweet Pitfall (Comic Megastore H 2007-08) [English] [Takehiro]
Chuuburarin no Ashita
[COOL BRAIN (Kitani Sai)] ANGEL PAIN Extra 7 -Ryoujoku Scatology- [Digital]
COMIC Megastore H 2005-03
[Cool Brain (Kitani Sai)] Scatolo Monkeys / SukaMon Vol.5 - Excretion Restriction (English)
COMIC Megastore H 2003-07
[Kitani Sai] Ride On You (Mejirizumu) [English] =TLL + mrwayne=
(C89) [Maibotsu (Akitani)] Gochuumon o Douzo Jouren-sama (Owari no Seraph)
Nyan Koishi no Milk
COMIC Megastore H 2005-01
(C92) [Aoirokanata (Shikitani Asuka)] Saimin de Sukina Musume to Pet na Seikatsu (Granblue Fantasy) [English] {doujins.com}
[Aoirokanata (Shikitani Asuka)] Lancelot o ni suru Hon (Granblue Fantasy) [Digital]
[Kitani Sai] Sweet Pitfall (Joshi Ana) [English] [Takehiro] [Decensored]
(C72) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 4 -Ojou-sama Scatolog- (Original) [English]
(C65) [Cool Brain (Kitani Sai)] Angel Pain 12 (Gundam SEED) [Digital]
(C57) [Cool Brain (Kitani Sai)] Angel Pain (Seihou Tenshi Angel Links)
(C66) [Cool Brain (Kitani Sai)] Angel Pain 13 (Futari wa Precure)
Kai Ochi Ecchi
Comic Megastore H 2008-06 & 07
COMIC Megastore H 2007-01
(C91) [Aoirokanata (Shikitani Asuka)] Boku ga Danchou-san Igai to Ecchi Suru Hazu ga Nai! (Granblue Fantasy)
[Kitani Sai] Himitsu Jugyou
(C92) [Aoirokanata (Shikitani Asuka)] Koishi-chan no Himitsugoto 2 (Touhou Project)
COMIC Megastore 2013-01
COMIC Megastore H 2002-11
Comic Megastore H 2005-05
ANGEL PAIN 9
(C64) [Cool Brain (Kitani Sai)] Angel Pain 11 (Gundam SEED)
(C59) [Cool Brain (Kitani Sai)] Angel Pain 5 (Love Hina)
(C89) [Cool Brain (Kitani Sai)] Haisetsu x Shukujo Oshikko Party (Amagami)
[Kitani Sai] Sister in register #1 [English] [N04h] [Decensored]
COMIC Megastore H 2007-06
(C67) [Cool Brain (Kitani Sai)] Angel Pain 14 (Gundam SEED Destiny)
(C60) [Cool Brain (Kitani Sai)] Angel Pain 6 (Sakura Taisen)
[COOL BRAIN (Kitani Sai)] Chuutte Shite 3 [Digital]
(C58) [Cool Brain (Kitani Sai)] Angel Pain 3 Ninamori Senka (FLCL) [English] {doujins.com}
Bath With Brother
[Kitani Sai] Joshi Ana [Decensored]
(C93) [Aoirokanata (Shikitani Asuka)] Gohoushi nara Maid ni Omakase! (Touhou Project) [Chinese] [好想玩梗汉化组]
(C74) [COOL BRAIN (Kitani Sai)] Scatolo Limited. (Hatsukoi Limited.)