[Cool Brain (Kitani Sai)] Haisetsu Shukujo (Amagami) [Digital]
[COOL BRAIN (Kitani Sai)] Haisetsu Shukujo (Amagami) [Chinese] [Digital]
[Kitani Sai] Himitsu Jugyou
(C77) [Cool Brain (Kitani Sai)] Onesuka
[Kitani Sai] Joshi Ana [Decensored]
[Ikariya (Kitani Ikkou)] Tomodachii-! Esu! Dei? (Magi: The Labyrinth of Magic)
COMIC Megastore 2012-03
(C72) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 4 -Ojou-sama Scatolog- (Original) [English]
[Cool Brain (Kitani Sai)] Onesuka Junbigou
[COOL BRAIN (Kitani Sai)] Chuutte Shite | Give Me an Enema [English] {Afro} [Digital]
[UNAGI] YATAMISA ON THE SHORTCAKE [K]
(C77) [Cool Brain(Kitani Sai)] Nenemix (LovePlus)
(C65) [Cool Brain (Kitani Sai)] Angel Pain 12 (Gundam SEED) [Digital]
(C66) [Cool Brain (Kitani Sai)] Angel Pain 13 (Futari wa Precure)
[Anthology] Love Chara Taizen No. 6
(C70) [Cool Brain (Kitani Sai)] Angel Pain 16: Chain Princess (Final Fantasy XII) [English]
Oshikko Party 2
[Kitani Sai] Sweet Pitfall (Joshi Ana) [English] [Takehiro] [Decensored]
Nyan Koishi no Milk
[Aoirokanata (Shikitani Asuka)] Koishi to Kokoro ga Enkou Suru Hon (Touhou Project) [Digital]
(C89) [Aoirokanata (Shikitani Asuka)] Koishi-chan no Himitsugoto (Touhou Project) [Chinese] [脸肿汉化组]
(C57) [Cool Brain (Kitani Sai)] Angel Pain (Seihou Tenshi Angel Links) [English] [Doujinshi-Section]
(C94) [Aoirokanata (Shikitani Asuka)] Chikan Addiction (Touhou Project)
[Kitani Sai] Mejirizumu | 女尻韻律 [Chinese]
[Cool Brain (Kitani Sai)] Kegareno Humina (Gundam Build Fighters Try) [Digital]
(C70) [Cool Brain (Kitani Sai)] Angel Pain 16: Chain Princess (Final Fantasy XII)
[Anthology] Naru Hina Z 4 (Various)
(C65) [Cool Brain (Kitani Sai)] Angel Pain 12 (Gundam SEED)
COMIC Megastore H 2006-07
[Aoirokanata (Shikitani Asuka)] Lancelot o ni suru Hon (Granblue Fantasy) [Digital]
ANGEL PAIN 6 - There's Something About Mell-
(C62) [Cool Brain (Kitani Sai)] Angel Pain 9 (Onegai Teacher)
COMIC Megastore 2011-11
[Cool Brain (Kitani Sai)] Yogoreta Mirai (Gundam Build Fighters Try) [Digital]
COMIC Megastore 2010-06
[Aoirokanata (Shikitani Asuka)] Saimin de Sukina Musume to Pet na Seikatsu (Granblue Fantasy) [Chinese] [瑞树汉化组] [Digital]
[COOL BRAIN (Kitani Sai)] Chuutte Shite 2 [Digital]
[COOL BRAIN (Kitani Sai)] Majimekko de suka!?
(C94) [Aoirokanata (Shikitani Asuka)] Chikan Addiction (Touhou Project) [Chinese] [绅士仓库汉化]
COMIC Megastore H 2003-07
[COOL BRAIN (Kitani Sai)] Majimekko de suka!? (Original) [Digital]
[COOL BRAIN (Kitani Sai)] Bookworm Scat! (Majimekko de suka!) (Original) [English] [Chocolate]
(C77) [DolceCanto (Nankiki, Kitani Ikari)] Sweet Drug 2 (VOCALOID)
[Aoirokanata (Shikitani Asuka)] Kokoro (to Flan) Chikan Suru Hon (Touhou Project) [Digital]
〔Fanbox〕「Shiitake Nouen (Kanabun)」Hanoka Yuri x Kitani Chisato - Hajimete no arubaito (ongoing)
COMIC Megastore H 2007-01
Hanoka Yuri x Kitani Chisato - Hajimete no Arbeit
(C61) [Cool Brain (Kitani Sai)] Angel Pain VIII International Edition (Final Fantasy X)
[COOL BRAIN (Kitani Sai)] Oshikko Party (Amagami) [Chinese] [Digital]
(SUPER18) [Dolce Canto (Nankiki, Kitani Ikkou)] Nyaan Time (Vocaloid)
[Kitani Sai] Ahhn ♥ Balance (COMIC Megastore 2012-10) [English] [Swixy Woot]
Comic Megastore H 2008-04
COMIC Megastore H 2003-11
COMIC Megastore H 2006-11
COMIC Megastore H 2007-06
(C85) [COOL BRAIN (Kitani Sai)] VIRGIN SHIP HARUHARU (Arpeggio of Blue Steel)
[rebirth] 黒髪の不覚 其の一
(Shuuen no Kizuna 2) [Maibotsu (Akitani)] Chuuburarin no Ashita (Owari no Seraph)
Muchikko Succubus Choukyou Kaihatsu
(C93) [Aoirokanata (Shikitani Asuka)] Gohoushi nara Maid ni Omakase! (Touhou Project)
[Fullswing Otome (Takayamanon)] Shinobunokoi (SOUL CATCHER(S)) [Digital]
COMIC Megastore H 2004-06
(C59) [Cool Brain (Kitani Sai)] Angel Pain 5 (Love Hina)
[Kitani Sai] Ahhn ♥ Balance (COMIC Megastore 2012-10) [English] [Swixy Woot] [Decensored]
COMIC Megastore H 2005-06
Angel Pain
(C89) [Aoirokanata (Shikitani Asuka)] C89 Kaijou Genteibon (Touhou Project)
Ride On You =TLL + mrwayne=
(C73) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 5 -NATSUTSUKA- [English]
COMIC Megastore H 2004-08
(C74) [COOL BRAIN (Kitani Sai)] Scatolo Limited. (Hatsukoi Limited.)
Comic Megastore H 2008-06 & 07
(C95) [Aoirokanata, Nekonukomarimo (Shikitani Asuka, gamute Nyako)] Inukamix! (Granblue Fantasy)
(C72) [COOL BRAIN (Kitani Sai)] Scatolo Monkeys / SukaMon Vol. 3 - Summer Scat [English]
Haisetsu x Shukujo Oshikko Party
(C78) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 10 ~ Scaplus ~ (Love Plus)
(SUPER25) [Maibotsu (Akitani)] Masshiro no Hakoniwa (Owari no Seraph)
COMIC Megastore 2009-04
[Kitani Sai] Sister in register 1-2 [English] [N04h] [Decensored] [No Hair]
[COOL BRAIN (Kitani Sai)] Oshikko Party 2 (Amagami) [Digital]
COMIC Megastore 2013-01
(Kouroumu 10) [Aoirokanata (Shikitani Asuka)] Gokkun KoiFla Milk - Koishi & Fran's Milk (Touhou Project) [Chinese] [CE家族社]
[Cool Brain (Kitani Sai)] Haisetsu Shukujo (Amagami) [Digital] [English] [Chocolate]
[Cool Brain (Kitani Sai)] Scatolo Monkeys / SukaMon Vol.5 - Excretion Restriction (English)
COMIC Megastore 2009-08
Inukamix!
(C86) [COOL BRAIN (Kitani Sai)] DATENSINON (Sword Art Online) [Chinese] [紫之上汉化]
Secret lesson - Himitsu Jugyou
(C89) [Shikitani Asuka (Aoiro Kanata)] Koishi-chan no Himitsugoto (Touhou Project)
ANGEL PAIN 6
Shinobunokoi )
[Kitani Sai] Mejirizumu
(C63) [Cool Brain (Kitani Sai)] Angel Pain 10 (Dead or Alive Xtreme Beach Volleyball)
[COOL BRAIN (Kitani Sai)] Oshikko Party (Amagami) [Digital]
[COOL BRAIN (Kitani Sai)] 4P at Online (Sword Art Online) [English] {Hennojin} [Digital]
Comic Megastore H 2004-07
[Aoirokanata (Shikitani Asuka)] Saimin de Sukina Musume to Pet na Seikatsu (Granblue Fantasy) [Digital]
ANGEL PAIN Extra 7
COMIC Megastore H 2005-03
Hero no Yuuutsu Inran Rehabilitation Chuuhen
(C93) [Aoirokanata (Shikitani Asuka)] Gohoushi nara Maid ni Omakase! (Touhou Project) [Chinese] [oo君個人漢化]
[Kitani Sai] Sweet Pitfall (Comic Megastore H 2007-08) [English] [Takehiro] [Decensored]
(C92) [Aoirokanata (Shikitani Asuka)] Saimin de Sukina Musume to Pet na Seikatsu (Granblue Fantasy)
(C71) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 3 -LoveLove Scatology-
(SC42) [Zenra Restaurant (Heriyama)] 30pun de Yoku Wakaru Jissen Yukitani Karin-chan (Net Ghost PiPoPa)
[COOL BRAIN (Kitani Sai)] ANGEL PAIN Extra 7 -Ryoujoku Scatology- [Digital]
COMIC Koh 2018-05 [Digital]
(C60) [Cool Brain (Kitani Sai)] Angel Pain 6 (Sakura Taisen)
Hatsujouki no Nyan Koishi
(C82) [COOL BRAIN (Kitani Sai)] AKUMERU WORLD (Accel World)
[COOL BRAIN (Kitani Sai)] Oshikko Party 2 (Amagami) [Chinese] [Digital]
(C73) [COOL BRAIN (Kitani Sai)] Scatolo Monkeys / SukaMon Vol. 4
ANGEL PAIN 14
(C61) [Cool Brain (Kitani Sai)] Angel Pain 8 -A Fictitious Mind- (Final Fantasy X)
COMIC Megastore H 2006-08
COMIC Megastore 2008-09
(Kouroumu 10) [Aoirokanata (Shikitani Asuka)] Gokkun KoiFla Milk - Koishi & Fran's Milk (Touhou Project)
COMIC Megastore H 2004-01
COMIC Megastore H 2002-11
[Kitani Sai] Joshi Ana
Comic Megastore-H 2006-04 Vol. 41
(C61) [Cool Brain (Kitani Sai)] Angel Pain 8 -A Fictitious Mind- (Final Fantasy X) [English] [SaHa]
Scatolo Limited.
[Kitani Sai] Sister in register #1 [English] [N04h] [Decensored]
[Kitani Sai] Ana Sis Ch.1-2 (Complete)
Comic Megastore H 2005-05
(同人誌) [COOL BRAIN] ラブスカ
(C82) [Cool Brain (Kitani Sai)] Ano Ana (Ano Hi Mita Hana no Namae o Boku-tachi wa Mada Shiranai) [English] =LWB=
[Kitani Sai] Houkago, Kyoushitsu de.
Angel Pain 3 Ninamori Senka {doujins.com}
(C86) [COOL BRAIN (Kitani Sai)] DATENSINON (Sword Art Online) [English] [CrayZayJay]
(C76) [Cool Brain (Kitani Sai)] B-ON (K-ON!)
Ride On You
Muchikko Succubus Choukyou Kaihatsu | An Innocent Succubus' Development Training
COMIC Megastore H 2003-05
[Cool Brain (Kitani Sai)] nenemix (Love Plus) [Digital]
Chuutte Shite
Chuutte Shite 3 | Give Me An Enema 3
(C64) [Cool Brain (Kitani Sai)] Angel Pain 11 (Gundam SEED)
(C91) [Aoirokanata (Shikitani Asuka)] Boku ga Danchou-san Igai to Ecchi Suru Hazu ga Nai! (Granblue Fantasy) [Chinese] [瑞树汉化组]
[Cool Brain (Kitani Sai)] ANGEL PAIN Extra 3 -LoveLove Scatology- [Digital]
[Kitanishii] - Polychrome