In No Houteishiki hentai comics

(C91) [Ikujinashi no Fetishist] THE HERD (Drifters) [Chinese] [沒有漢化]

[Sena Youtarou] Kannou no Koukishin (Kannou no Houteishiki) [Chinese] [篆儀通文書坊漢化]

Eien no Houteishiki - Eternal Equation Chapter: 1

(C50) [H.P.C. Meirei Denpa (Yamamoto Yoshifumi)] Meirei Denpa Shinzoku Teishi (Neon Genesis Evangelion) [English]

Kinugasa-san to Ryokan de Futari

[Tamagonokara (Shiroo)] Conquista Doll [English] [Mysterymeat3] [Digital]

[Hiyoshi Hana] Kare to Imouto no Houteishiki | The Equation of Him and His Little Sister (COMIC Megastore 2012-08) [English] [The Lusty Lady Project]

Chigiri to Musubi no Houteishiki - Equation of Chigiri & Musubi

(Triple star (Nanami Kasuga) Hidamari no Koi [JP]

(C93) [Mugen Houteishiki (Mutsu Minato)] Chaldea Sakusei Nisshi (Fate/Grand Order)

[Hiyoshi Hana] Youma to Tsuya no Houteishiki (COMIC X-EROS＃17) [Chinese]

(C79) [Evork Festa (Drain, Inoue Nanaki)] Chijo-nee to! Himitsu no Hara Hara Seikatsu

Kannou no Houteishiki

Rina-chan Renai Houteishiki

Neji to Nejiana no Houteishiki

COMIC Megastore H 2012-03

[Gentsuki] Yasashisa no Houteishiki | Tender Equation (COMIC BAVEL 2017-08) [English] [N04H] [Digital]

(Makitan!) [Niratama (Sekihara, Hiroto)] Sprechchor to Houteishiki | Chorus and Formula (Love Live!) [Chinese] [北京神马个人汉化]

[Aomizuan (Shimantogawa)] Geneki Joshidaisei to, Iyarashii Donkatsu (PlayerUnknown's Battlegrounds) [Ongoing]

[Kihiru] Kirei na Onna to H no Houteishiki [Digital]

Harenchi U&MI

[Mutsutake] Haratsuma | Mom And Wife (Maman Love 1) [English] [Crown]

[Jinbo Hitode] Junjou-Inju

Chigiri to Musubi no Houteishiki | 契與結的方程式

(C59) [Tomoyosama (Kayama Akihiro, Ozawa Hiroe)] Tomoyo No Yasashii Houteishiki (Cardcaptor Sakura)

[Marialite] Mannequin ni Natta Kanojo-tachi Bangai Hen 2 [Chinese] [熊崎玉子汉化组]

[Azuki Kurenai] Midara no Houteishiki: The Equation of the Immoral

Midara no Houteishiki

[Momonga Club (Hayashibara Hikari)] Shoujo no Houteishiki - Girls of Equation [Digital]

(C59) [Tomoyosama (Kayama Akihiro, Ozawa Hiroe)] Tomoyo No Yasashii Houteishiki (Cardcaptor Sakura)

(C60) [FREE HEAVEN (Hosokawa Masahide)] FREE HEAVEN

Kannou no Houteishiki (decensored)

[Azuki Kurenai] Yoru no Houteishiki 1 | Equation of the Night 1

[Azuki Kurenai] Midara no Houteishiki - The Equation of the Immoral [English] [hen-toy]

Sprechchor to Houteishiki | Chorus and Formula

[Carn] Natsu x Umi = Kiken no Houteishiki | Summer x Beach = Dangerous Equation (Shinzui SUMMER Ver. Vol. 2) [English] [Rage Manga] [Decensored]

[Sena Youtarou] Kannou no Hirusagari | A Sensual Early Afternoon (Kannou no Houteishiki) [English] [QBtranslations]

[Raise ha hutanari bisyojo (orion)] Isekaitensei shitara bisyojo dattaken | 異世界轉生後變成了扶她勇者 [Chinese] [沒有漢化] [Digital]

[Uruudoshi (Uru)] Seiai no Houteishiki (30-sai no Hoken Taiiku)

[Mugen Houteishiki (Mugen)] Shinkai Seikan (Kantai Collection -KanColle-) [Digital]

[Carn] natsu×umi＝Kiken no Houteishiki (Shinzui SUMMER Ver. Vol. 2) [Decensored]

(C74) [Momonga Club (Hayashibara Hikari)] Shoujo no Houteishiki - Girls of Equation

(C77) [Chidorinu] Boku to Kanojo no Houteishiki (Love Plus)

Gohoushi nara Maid ni Omakase!

(SC65) [Yagisaki Ginza (Yagami Shuuichi)] KiRa-KiRa Senseition! (Love Live!) [English] {doujin-moe.us}

[Kinako Gyuu Nyuu (Tomoharu)] Koi Suru Houteishiki (Ginga e Kickoff!!)

BugBug 2001-04

Atatame no houteishiki

[Bara Oukami] Maryuu Kanchou Hounyou Nikki

[ITOYOKO] Kichiku Houteishiki - Equation of brutal person

Ton copain est notre esclave sexuel

Torikago no Uchuu

Nurume no Houteishiki.

[Sakura Hikomaru] Imouto no Houteishiki [Chinese]