(C66) [Cool Brain (Kitani Sai)] Angel Pain 13 (Futari wa Precure)
(CR27) [Cool Brain (Kitani Sai)] ANGEL PAIN 2-The Angel of Back Scuttle- (Turn A Gundam)
(C89) [Aoirokanata (Shikitani Asuka)] Koishi-chan no Himitsugoto (Touhou Project)
(C91) [Cool Brain (Kitani Sai)] Haisetsu x Shukujo Oshikko Party 2 (Amagami)
COMIC Megastore H 2003-03
[Aoirokanata (Shikitani Asuka)] Saimin de Sukina Musume to Pet na Seikatsu (Granblue Fantasy) [Digital]
[Kitani Sai] Mejirizumu | 女尻韻律 [Chinese]
COMIC Megastore 2008-09
[COOL BRAIN (Kitani Sai)] ANGEL PAIN Extra 7 -Ryoujoku Scatology- [Digital]
[Kitani Sai] Mejirizumu [Chinese]
(C76) [Cool Brain (Kitani Sai)] B-ON! (K-On!)
(C89) [Shikitani Asuka (Aoiro Kanata)] Koishi-chan no Himitsugoto (Touhou Project)
[COOL BRAIN (Kitani Sai)] Oshikko Party (Amagami) [Digital]
(C86) [COOL BRAIN (Kitani Sai)] DATENSINON (Sword Art Online)
〔Fanbox〕「Shiitake Nouen (Kanabun)」Hanoka Yuri x Kitani Chisato - Hajimete no arubaito (ongoing)
COMIC Megastore 2012-03
[Kitani Sai] Sweet Pitfall (Comic Megastore H 2007-08) [English] [Takehiro] [Decensored]
[Kitani Sai] Houkago, Kyoushitsu de.
(C72) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 4 -Ojou-sama Scatolog- (Original) [English]
(C89) [Maibotsu (Akitani)] Gochuumon o Douzo Jouren-sama (Owari no Seraph)
COMIC Megastore H 2007-06
(C95) [Aoirokanata (Shikitani Asuka)] Hatsujouki no Nyan Koishi | 发情期的猫恋 (Touhou Project) [Chinese] [布洛基个人汉化]
[Kitani Sai] A-kan Ressha de Ike!! (Comic Megastore-H 2005-01) [English]
COMIC Megastore H 2004-11
Muchikko Succubus Choukyou Kaihatsu
[Kitani Sai] Joshi Ana
(C62) [Cool Brain (Kitani Sai)] Angel Pain 9 (Onegai Teacher)
[COOL BRAIN (Kitani Sai)] Majimekko de suka!? (Original) [Digital]
Comic Megastore-H 2006-04 Vol. 41
(SUPER18) [Dolce Canto (Nankiki, Kitani Ikkou)] Nyaan Time (Vocaloid)
(C72) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 4 -Ojou-sama Scatology-
(C73) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 5 -NATSUTSUKA-
[Aoirokanata (Shikitani Asuka)] Saimin de Sukina Musume to Pet na Seikatsu (Granblue Fantasy) [Chinese] [瑞树汉化组] [Digital]
Scatolo Limited.
(Kouroumu 10) [Aoirokanata (Shikitani Asuka)] Gokkun KoiFla Milk - Koishi & Fran's Milk (Touhou Project) [English] {Hennojin}
COMIC Megastore H 2005-01
COMIC Megastore H 2003-07
[Fullswing Otome (Takayamanon)] Shinobunokoi (SOUL CATCHER(S)) [Digital]
(Kouroumu 10) [Aoirokanata (Shikitani Asuka)] Gokkun KoiFla Milk - Koishi & Fran's Milk (Touhou Project)
Comic Megastore H 2004-07
(C57) [Cool Brain (Kitani Sai)] Angel Pain (Seihou Tenshi Angel Links)
COMIC Megastore H 2003-01
[Kitani Sai] Sister in register 1-2 [English] [N04h] [Decensored]
[Kitani Sai] Ahhn ♥ Balance (COMIC Megastore 2012-10) [English] [Swixy Woot]
COMIC Megastore H 2004-01
COMIC Megastore 2010-06
(C95) [Aoirokanata, Nekonukomarimo (Shikitani Asuka, gamute Nyako)] Inukamix! (Granblue Fantasy)
COMIC Megastore H 2005-03
Hatsujouki no Nyan Koishi
COMIC Megastore H 2006-11
Bath With Brother
[Kitani Sai] Ana Sis Ch.1-2 (Complete)
(C94) [Aoirokanata (Shikitani Asuka)] Chikan Addiction (Touhou Project) [Chinese] [绅士仓库汉化]
COMIC Megastore 2009-08
[Cool Brain (Kitani Sai)] Onesuka Junbigou
[Aoirokanata (Shikitani Asuka)] Lancelot o ni suru Hon (Granblue Fantasy) [Digital]
[Cool Brain (Kitani Sai)] ANGEL PAIN Extra 3 -LoveLove Scatology- [Digital]
COMIC Megastore 2009-02
[Cool Brain (Kitani Sai)] Kegareno Humina (Gundam Build Fighters Try) [Digital]
Oshikko Party
[Kitani Sai] Three Switch [English] [N04h] [Decensored]
(CCOsaka92) [Ikariya (Kitani Ikkou)] MOUSOU Ai! Efu! Jii! (Magi: The Labyrinth of Magic)
[Kitani Sai] Mejirizumu
[COOL BRAIN (Kitani Sai)] Haisetsu Shukujo (Amagami) [Chinese] [Digital]
Comic Megastore H 2008-01
[Ikariya (Kitani Ikkou)] Tomodachii-! Esu! Dei? (Magi: The Labyrinth of Magic)
[Aoirokanata (Shikitani Asuka)] Koishi to Kokoro ga Enkou Suru Hon (Touhou Project) [Digital]
Haisetsu x Shukujo Oshikko Party
[Cool Brain (Kitani Sai)] Yogoreta Mirai (Gundam Build Fighters Try) [Digital]
[Kitani Sai] Himitsu Jugyou
(C58) [Cool Brain (Kitani Sai)] ANGEL PAIN 4 Sweet Obscene Desire (Dead or Alive)
ANGEL PAIN 14
[COOL BRAIN (Kitani Sai)] Majimekko de suka!?
(C77) [Cool Brain(Kitani Sai)] Nenemix (LovePlus)
(C63) [Cool Brain (Kitani Sai)] Angel Pain 10 (Dead or Alive Xtreme Beach Volleyball)
Oshikko Party 2
(C92) [Aoirokanata (Shikitani Asuka)] Koishi-chan no Himitsugoto 2 (Touhou Project)
Shinobunokoi (SOUL CATCHER(S))
Angel Pain 3 Ninamori Senka {doujins.com}
Inukamix!
(C93) [Aoirokanata (Shikitani Asuka)] Gohoushi nara Maid ni Omakase! (Touhou Project) [Chinese] [oo君個人漢化]
[Cool Brain (Kitani Sai)] Scatolo Monkeys / SukaMon Vol.5 - Haisetsu Gentei.
[COOL BRAIN (Kitani Sai)] Oshikko Party 2 (Amagami) [Digital]
(C80) [Cool Brain (Kitani Sai)] Scaplus + (Love Plus)
[COOL BRAIN (Kitani Sai)] Haisetsu Enkou [Digital]
COMIC Megastore Alpha 2014-06
(C76) [Andore★JAPAN] Ero Nika Gakushuu Chou (Various)
(C73) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 5 -NATSUTSUKA- [English]
COMIC Megastore H 2002-11
COMIC Megastore 2012-10
[COOL BRAIN (Kitani Sai)] ANGEL PAIN 17 - Hatsuman. (Bakuman.) [Digital]
(C74) [COOL BRAIN (Kitani Sai)] Scatolo Limited. (Hatsukoi Limited.)
(C74) [COOL BRAIN (Kitani Sai)] Scatolo Limited (Hatsukoi Limited)
COMIC Megastore H 2007-11
COMIC Megastore 2009-04
[COOL BRAIN (Kitani Sai)] Oshikko Party (Amagami) [Chinese] [Digital]
COMIC Megastore H 2006-08
(SC42) [Zenra Restaurant (Heriyama)] 30pun de Yoku Wakaru Jissen Yukitani Karin-chan (Net Ghost PiPoPa)
[COOL BRAIN] ANGEL PAIN 13 (Futari wa PreCure) [Digital]
(C77) [Cool Brain (Kitani Sai)] Onesuka
[Anthology] Love Chara Taizen No. 6
(Kouroumu 10) [Aoirokanata (Shikitani Asuka)] Gokkun KoiFla Milk - Koishi & Fran's Milk (Touhou Project) [Chinese] [CE家族社]
[Mousou Saikadou] What are you doing?
COMIC Megastore 2013-01
Chuuburarin no Ashita
(C86) [COOL BRAIN (Kitani Sai)] DATENSINON (Sword Art Online) [English] [CrayZayJay]
Hero no Yuuutsu Inran Rehabilitation Chuuhen
[Cool Brain (Kitani Sai)] Scaplus (Love Plus) [Digital]
(TTC7) [PERFECT SEA (Fujino Yoshika)] Koruri Senpai to Natsuyasumi (Girl Friend BETA) [Incomplete]
[COOL BRAIN (Kitani Sai)] Chuutte Shite 2 | Give Me An Enema 2 [English] {Afro} [Digital]
COMIC Koh 2018-05 [Digital]
[Kitani Sai] Shitsuraku Aroma | Lost Aroma (Himitsu Jugyou) [English] {Fated Circle}
(C72) [COOL BRAIN (Kitani Sai)] Scatolo Monkeys / SukaMon Vol. 3 - Summer Scat
[Cool Brain (Kitani Sai)] Haisetsu Shukujo (Amagami) [Digital] [English] [Chocolate]
(C64) [Cool Brain (Kitani Sai)] ANGEL PAIN-Extra- (Final Fantasy X-2)
Comic Megastore H 2008-06 & 07
(C76) [Cool Brain (Kitani Sai)] B-ON! (K-On!) [English] [Chocolate]
[Kitani Sai] Ahhn ♥ Balance (COMIC Megastore 2012-10) [English] [Swixy Woot] [Decensored]
(C94) [Aoirokanata (Shikitani Asuka)] Chikan Addiction (Touhou Project)
ANGEL PAIN Extra 7
Ride On You
Muchikko Succubus Choukyou Kaihatsu | An Innocent Succubus' Development Training
(C82) [Cool Brain (Kitani Sai)] Ano Ana (Ano Hi Mita Hana no Namae o Boku-tachi wa Mada Shiranai) [English] =LWB=
(C75) [COOL BRAIN (Kitani Sai)] ANGEL PAIN 17 - Hatsuman. (Bakuman.)
(C57) [Cool Brain (Kitani Sai)] Angel Pain (Seihou Tenshi Angel Links) [English] [Doujinshi-Section]