[Momonga Club (Hayashibara Hikari)] Shoujo no Houteishiki - Girls of Equation [English] [SaHa] [Digital]
[Azuki Kurenai] Yoru no Houteishiki 1 | Equation of the Night 1 [English] [Hentai-Enishi] [Decensored]
Fat Smell
[Aura Seiji] Tanpopo Houteishiki
Eien no Houteishiki - Eternal Equation Chapter: 1
(C59) [Tomoyosama (Kayama Akihiro, Ozawa Hiroe)] Tomoyo No Yasashii Houteishiki (Cardcaptor Sakura)
[Hiyoshi Hana] Chigiri to Musubi no Houteishiki - Equation of Chigiri & Musubi
[Azuki Kurenai] [Full Color seijin ban] Midara no Houteishiki - The Equation of the Immoral Kanzenban
[88scones (Sakaki Tsui)] Ayaki-kun to Houteishiki [English] {Shotachan}
[Kazakami Shun] Active Renai Houteishiki Official Visual Book
(Reitaisai 10) [Natsuiro Terrace (kishimasa)] Futanari Yukari Ryojoku Bon (Touhou Project) [English] [desudesu]
(Bokura no Love Live! Shinnenkai 2017) [Kuromori-ya (Kuromori Yako)] Nico-chan to Usagi Date (Love Live!)
Nagi, Ikanaide! ~Ookami to Shoujo~
(C80) [Shirasugayu (Sou)] Hito janai ppoi no!
[Hiyoshi Hana] Chigiri to Musubi no Houteishiki - Equation of Chigiri & Musubi [Chinese] [無邪気漢化組]
Vacancy
(C59) [Tomoyosama (Kayama Akihiro, Ozawa Hiroe)] Tomoyo No Yasashii Houteishiki (Cardcaptor Sakura)
[Sena Youtarou] Kannou no Christmas Eve (Kannou no Houteishiki) [English] [Team Koinaka]
[HGH] PG #06 - THE LONG KISS GOOD NIGHT
[Akuochisukii Sensei] Akuochisukii Sensei no Heroine Haiboku no Houteishiki - Equation of Heroine's defeat by Mr. Akuochisukii [Digital]
[Bousou Tenshi-UPsideDOWN (Sakatani Shinnosuke)] Koi no Renritsu Houteishiki (Yu-Gi-Oh! GX)
(C94) [Earthean (Syoukaki)] Yume no Ato (Fate/Grand Order) [English] [obsoletezero]
[Sanbun Kyoden] Kindan no Houteishiki
ARESTICA SCRUFFS
Pain Jakase no Aishita Renketsu Houteishiki
Placebo
[Carn] Natsu x Umi = Kiken no Houteishiki | Summer x Beach = Dangerous Equation (Shinzui SUMMER Ver. Vol. 2) [English] [Rage Manga] [Decensored]
Chigiri to Musubi no Houteishiki | 契與結的方程式
Rina-chan Renai Houteishiki
(C94) [x-GAME! (Mochiko)] Neji to Nejiana no Houteishiki (Heybot!)
Neji to Nejiana no Houteishiki
Neji to Nejiana no Houteishiki
Kirei na Onna to H no Houteishiki
(C71) [Leaf Party (Nagare Ippon)] LeLe Pappa Vol.10 (ToHeart 2)
Under Control
EROTIC HEROES G VOL.01
[Natsu no Oyatsu] Mitsu Boshi Immoral [Digital]
Midara no Houteishiki
T-17 Cecilian-an (English)
[Zawa Palette (Aizawa Monyo)] Amakuchi Succubus | 甘甜魅魔 [Chinese] [无毒汉化组] [Digital]
Kirei na Hito to H no Houteishiki
Koi no Riron Ai no Houteishiki
Kesson Shoujo Chronicle
[Sena Youtarou] Kannou no Christmas Eve (Kannou no Houteishiki) [English] [Team Koinaka] [Decensored]
[Azuki Kurenai] Midara no Houteishiki - The equation of the Immoral Ch. 1-2 [English] [hen-toy]
Kimusume Kanojo no Hatsujou Houteishiki
[Azuki Kurenai] Midara no Houteishiki - The Equation of the Immoral [English] [hen-toy]
[Warabimochi] Warugaki Taiji 2 | Bad Boys Conquest 2 [English] [Redlantern]
(C77) [Chidorinu] Boku to Kanojo no Houteishiki (Love Plus)
[Jyoka] Akui no Hako Ch. 1-2 [English] {kuniumi}
Lovers When They're At Home [English] [Rewrite] [Bolt]
Barbie Fxxk - Ch. 4 BLACK DICK ? MEGA COCK
Maken no Kishi - Complete
[MARIPYON] Private Lesson
Eat Yourself!
[Yaminohara] Tokikorogy
Senshi no Himegoto (Part 2)
Chigiri to Musubi no Houteishiki - Equation of Chigiri & Musubi
Bitter Virgin V1 - CH1V2
[Sakura Hikomaru] Imouto no Houteishiki [Chinese]
(C93) [Fuka Fuka (Sekiya Asami)] Uchi no Imouto Selection | 與我妹妹的Collection (Qualidea Code) [Chinese] [夢之行蹤漢化組]
Desert Mistress
[Darabuchi] Zettai Kyousha [Chinese] [XM漢化]
Fumitan de Hokentaiiku
VH
[Hiyoshi Hana] Neko to Watashi no Houteishiki | The Equation of the Cat and Me (COMIC Megastore 2012-02) [English] [The Lusty Lady Project]
[Kinako Gyuu Nyuu (Tomoharu)] Koi Suru Houteishiki (Ginga e Kickoff!!)
[Mizuki Eimu] Trick And Treat Ch. 1 [English] {Hennojin}
Dorei Usagi to Anthony Ch.05
ストレートエラー
[Carn] natsu×umi=Kiken no Houteishiki (Shinzui SUMMER Ver. Vol. 2) [Decensored]
[Hiyoshi Hana] Chigiri to Musubi no Houteishiki | 契與結的方程式 [Chinese] [Digital]
[Azuki Kurenai] Midara no Houteishiki: The Equation of the Immoral
[Uruudoshi (Uru)] Seiai no Houteishiki (30-sai no Hoken Taiiku)
(Makitan!) [Niratama (Sekihara, Hiroto)] Sprechchor to Houteishiki | Chorus and Formula (Love Live!) [Chinese] [北京神马个人汉化]
[Hiyoshi Hana] Chigiri to Musubi no Houteishiki - Equation of Chigiri & Musubi [Digital]
[Sena Youtarou] Kannou no Christmas Eve | 官能的平安聖夜 (Kannou no Houteishiki) [Chinese] [夢中璞影個人漢化]
[Momonga Club (Hayashibara Hikari)] Shoujo no Houteishiki - Girls of Equation [Digital]
The Tour Guide
[Sena Youtarou] Kannou no Hirusagari | A Sensual Early Afternoon (Kannou no Houteishiki) [English] [Decensored]
Nurume no Houteishiki.
[Murasaki Nyanko Bar (Vae)] Maid no Kawa Prototype | A Maid's Skin Prototype (undone) [Chinese] [Marune]
Atatame no houteishiki
Silent Voice