[Azuki Kurenai] [Full Color seijin ban] Midara no Houteishiki - The Equation of the Immoral Kanzenban
[Azuki Kurenai] Yoru no Houteishiki 1 | Equation of the Night 1
(C79) [Evork Festa (Drain, Inoue Nanaki)] Chijo-nee to! Himitsu no Hara Hara Seikatsu
Kirei na Hito to H no Houteishiki
(Triple star (Nanami Kasuga) Hidamari no Koi [JP]
Neji to Nejiana no Houteishiki
Idol to Issho!
[Hiyoshi Hana] Chigiri to Musubi no Houteishiki - Equation of Chigiri & Musubi [Chinese] [無邪気漢化組]
[Shimajiya (Shimaji)] Ayune-chan Choukyou Nisshi Vol. 4 -Fella Chikubi Hen- [Digital]
[Jinbo Hitode] Junjou-Inju
Aishou No Ii Futari
(C87) [Yamaneko Jinja (John Inu)] Journey Into Underground (Touhou Project)
Koi no Riron Ai no Houteishiki
[Momonga Club (Hayashibara Hikari)] Shoujo no Houteishiki - Girls of Equation [Digital]
[Sena Youtarou] Kannou no Hirusagari | A Sensual Early Afternoon (Kannou no Houteishiki) [English] [Decensored]
(Makitan!) [Niratama (Sekihara, Hiroto)] Sprechchor to Houteishiki | Chorus and Formula (Love Live!) [Chinese] [北京神马个人汉化]
Harenchi U&MI
Gibo to Oba Kono Hitozuma Comic ga Sugoi!
[Hiyoshi Hana] Chigiri to Musubi no Houteishiki (COMIC ExE 01) [Chinese] [無邪気漢化組]
[Tamagonokara (Shiroo)] Conquista Doll [English] [Mysterymeat3] [Digital]
[Bara Oukami] Maryuu Kanchou Hounyou Nikki
(C50) [H.P.C. Meirei Denpa (Yamamoto Yoshifumi)] Meirei Denpa Shinzoku Teishi (Neon Genesis Evangelion) [English]
Eien no Houteishiki - Eternal Equation Chapter: 1
[Gentsuki] Yasashisa no Houteishiki | Tender Equation (COMIC BAVEL 2017-08) [English] [N04H] [Digital]
[Azuki Kurenai] Midara no Houteishiki - The equation of the Immoral Ch. 1-2 [English] [hen-toy]
[STUDIO HUAN (Naburokku)] Udo "Akane wa Nankai mo Rape Suru to Kimochi Yoku Narunda." [Chinese] [小车子个人汉化]
[ITOYOKO] Kichiku Houteishiki - Equation of brutal person
[Higata Akatsuki] MOTTO! Osananajimi (COMIC Penguin Club Sanzokuban 2010-06)
Yarikomi Play
(C72) [Uroboros, Senzankou (Ramiya Ryou, Utatane Hiroyuki)] Shisho Miko Nurse (Doki Doki Majo Shinpan!)
Nurume no Houteishiki.
[Uruudoshi (Uru)] Seiai no Houteishiki (30-sai no Hoken Taiiku)
Trick
[Azuki Kurenai] Midara no Houteishiki - The Equation of the Immoral [English] [hen-toy]
[Kanten Agaru] [R18] Sukutitsu Hon Web Sairoku
Gohoushi nara Maid ni Omakase!
Gifu to Shimai no Kizuna
(C84) [Kikurage-ya (Kikurage)] Yukkon to Zukkon Bakkon!! (Aiura) [English] [Facedesk]
[Sakura Hikomaru] Imouto no Houteishiki [Chinese]
[Studio Gaudi] Nantoka Shinakucha! Ishi Busoku
Rina-chan Renai Houteishiki
OCD
Midara no Houteishiki
[Akuochisukii Sensei] Akuochisukii Sensei no Heroine Haiboku no Houteishiki - Equation of Heroine's defeat by Mr. Akuochisukii | 女性角色敗北的方程式 [Chinese]
[Hiyoshi Hana] Chigiri to Musubi no Houteishiki | 契與結的方程式 [Chinese] [Digital]
Ton copain est notre esclave sexuel
(C84) [Rorinoutage (Shimantogawa)] Uchi no Koume wa Seiyoku ga Tsuyoi (THE IDOLM@STER CINDERELLA GIRLS)
(CT34) [Kuromahou Kenkyuujo (Nukaji)] Latin-kei S-kyuu Alicia-chan Jidori Nama Ona Haishin
(C60) [FREE HEAVEN (Hosokawa Masahide)] FREE HEAVEN
Kinugasa-san to Ryokan de Futari
[Sena Youtarou] Kannou no Hirusagari | A Sensual Early Afternoon (Kannou no Houteishiki) [English] [QBtranslations]
[Hiyoshi Hana] Youma to Tsuya no Houteishiki (COMIC X-EROS#17) [Chinese]
Hyper Breast Girl Rikako Chan
Kannou no Houteishiki
Torikago no Uchuu
[Hiyoshi Hana] Chigiri to Musubi no Houteishiki - Equation of Chigiri & Musubi
Madarame fuwaku
[Mutsutake] Haratsuma | Mom And Wife (Maman Love 1) [English] [Crown]
(C88) [Pettanko! (0-G)] Mou Kodomo ja Nai desu!! (Gochuumon wa Usagi desu ka?)
[Kazakami Shun] Active Renai Houteishiki Official Visual Book
Kirei na Onna to H no Houteishiki
Kannou no Houteishiki (decensored)
[Momonga Club (Hayashibara Hikari)] Shoujo no Houteishiki - Girls of Equation [English] [SaHa] [Digital]
[Pink.s] Estelle to... (Tales of Vesperia)
[Aomizuan (Shimantogawa)] Geneki Joshidaisei to, Iyarashii Donkatsu (PlayerUnknown's Battlegrounds) [Ongoing]
Midara no Houteishiki - The Equation of the Immoral Kanzenban
[Anthology] Warabe Warabe Bishoujo Ryoujoku
[Yuiga Naoha] 4P Houteishiki (COMIC P Flirt Vol.10 2011-04)
[Mugen Houteishiki (Mugen)] Shinkai Seikan (Kantai Collection -KanColle-) [Digital]
(C83) [Kamikadou (Ginyou Haru)] Moshi Rito Darkness (To LOVE-Ru Darkness)