[Sena Youtarou] Kannou no Christmas Eve (Kannou no Houteishiki) [English] [Team Koinaka]
Yuumei Chara Kannou Shousetsu CG Collection No. 248!! Sword Art Online II HaaHaa CG Shuu
Kimusume Kanojo no Hatsujou Houteishiki
(C78) [Dark RoseEX-S (Hirooki)] Kodai Oujo no Kannou Ryouhou Taikenki (Queen's Blade) [English] [desudesu]
Midara no Houteishiki
[Mugen Houteishiki (Mugen)] Shinkai Seikan (Kantai Collection -KanColle-) [Digital]
(C64) [Ducky Duck (K. Uehara)] Panyopanyo Paniponi Kannou Shashinshuu (Pani Poni Dash!)
[Sena Youtarou] Kannou no Christmas Eve (Kannou no Houteishiki) [English] [Team Koinaka] [Decensored]
Yuumei Chara Kannou Shousetsu CG Shuu No.338!! Gintama HaaHaa CG Shuu
[Hiyoshi Hana] Chigiri to Musubi no Houteishiki (COMIC ExE 01) [Chinese] [無邪気漢化組]
(C93) [Mugen Houteishiki (Mutsu Minato)] Chaldea Sakusei Nisshi (Fate/Grand Order)
[Sena Youtarou] Kannou no Samidare ~Climax~ | Sensual Early Summer Rain ~Climax~ (COMIC Penguin Celeb 2011-06) [English] [QBtranslations]
Kannou Shousetsu no Eikyou o Ukeru Sagisawa Fumika-san
Yuumei Chara Kannou Shousetsu CG Shuu No. 329!! Saenai Heroine no Sodatekata HaaHaa CG Shuu
Kannou Shousetsu Shoujo
[Sena Youtarou] Kannou no Hirusagari ~Climax~ | Afternoon Sex (COMIC Penguin Celeb 2010-10) [English] [Munyu]
Rina-chan Renai Houteishiki
[Azuki Kurenai] Yoru no Houteishiki 1 | Equation of the Night 1
Yuumei Chara Kannou Shousetsu CG Shuu No. 263!! Toaru Kagaku no Railgun S HaaHaa CG Shuu
Yuumei Chara Kannou Shousetsu CG Shuu No.368!! Kemono Friends HaaHaa CG Shuu
Kanojo wa Kannou Shousetsuka ch31
[Momonga-Club (Hayashibara Hikari)] I''s 2 Yoshizuki Iori Kannou Illust Shuu (I''s)
Yuumei Chara Kannou Shousetsu CG Shuu No. 350!! Hai to Gensou no Grimgar HaaHaa CG Shuu
[Azuki Kurenai] Yoru no Houteishiki 1 | Equation of the Night 1 [English] [Hentai-Enishi] [Decensored]
Joryuu Kannou Muramura Shikibu
Yuumei Chara Kannou Shousetsu CG Shuu No.355!! hundred HaaHaa CG Shuu
Kanojo wa Kannou Shousetsuka ch17
(Zero no Hakobune) [Shiroan (RUNa)] Koi no Riron Ai no Houteishiki (ALDNOAH.ZERO)
Henshuu Kagamiya-san no Kannou Teki na Oshigoto
Pain Jakase no Aishita Renketsu Houteishiki
[ITOYOKO] Kichiku Houteishiki - Equation of brutal person
[JAKE] Kannou Shousetsu Shoujo [Chinese]
Yuumei Chara Kannou Shousetsu CG Shuu No.374!! Gabriel Dropout HaaHaa CG Shuu
[Hiyoshi Hana] Chigiri to Musubi no Houteishiki - Equation of Chigiri & Musubi
[Hiyoshi Hana] Kare to Imouto no Houteishiki (COMIC Megastore 2012-08)
[Gekkan Hitorizumou (Jon Ozaki)] Kannoukan Teishi Q no Himegoto (Bannoukan Teishi Q) [Digital]
[Azuki Kurenai] Midara no Houteishiki - The equation of the Immoral Ch. 9 [English] [SaHa]
Kanojo wa Kannou Shousetsuka ch34
Yuumei Chara Kannou Shousetsu CG Shuu No. 301!! Noragami HaaHaa CG Shuu
[Carn] Natsu x Umi = Kiken no Houteishiki | Summer x Beach = Dangerous Equation (Shinzui SUMMER Ver. Vol. 2) [English] [Rage Manga] [Decensored]
[Tsuka Motomasa] Kannou ni Oboreru Youko
(C74) [Momonga Club (Hayashibara Hikari)] Shoujo no Houteishiki - Girls of Equation
[Gentsuki] Yasashiisa no Houteishiki - Tender equation (COMIC BAVEL 2017-08) [Chinese] [揮淚錦馬超漢化] [Digital]
[Hiyoshi Hana] Neko to Watashi no Houteishiki | The Equation of the Cat and Me (COMIC Megastore 2012-02) [English] [The Lusty Lady Project]
(C70) [Neko Kinryouku (NekoNeko)] NekoNeko Otona Houteishiki
Yuumei Chara Kannou Shousetsu CG Shuu No. 313!! Ansatsu Kyoushitsu HaaHaa CG Shuu
Kanojo wa Kannou Shousetsuka ch26
Futomomo Shukujo Kannoushashinshuu
Neji to Nejiana no Houteishiki
Koi no Riron Ai no Houteishiki
[gymno (Kiriya)] Kannou no Majutsushi ni Ore wa Naru ♥
(C91) [Shirokurousa (Sugiyuu)] Patchouli to Kannou Oil Massage (Touhou Project)
Eien no Houteishiki - Eternal Equation Chapter: 1
Henshuu Kagamiya-san no Kannouteki na Oshigoto Ch.01-02
[Hoshino Ryuichi] Kannou Jikken
Yuumei Chara Kannou Shousetsu CG Shuu No. 349!! Ninja Slayer HaaHaa CG Shuu
Yuumei Chara Kannou Shousetsu CG Shuu No. 242!! Sword Art Online HaaHaa CG Shuu
[Kihiru] Kirei na Onna to H no Houteishiki [Digital]
Yuumei Chara Kannou Shousetsu CG Shuu No.365!! Love Live! Sunshine!! HaaHaa CG Shuu
(C59) [Tomoyosama (Kayama Akihiro, Ozawa Hiroe)] Tomoyo No Yasashii Houteishiki (Cardcaptor Sakura)
[Azuki Kurenai] Midara no Houteishiki - The equation of the Immoral Ch. 1-2 [English] [hen-toy]
Kono Monogatari wa Fiction de Ari Kannou Shousetsu demo Ari
Kannou no Houteishiki
Yuumei Chara Kannou Shousetsu CG Shuu No.357!! Gakusen toshi asterisk HaaHaa CG Shuu
Yuumei Chara Kannou Shousetsu CG Shuu No.261 Fire Emblem Kakusei HaaHaa CG Shuu
Kanojo wa Kannou Shousetsuka ch33
Yuumei Chara Kannou Shousetsu CG Collection No. 195 Hanas○ku Iroha HaHa CG Syu
Yuumei Chara Kannou Shousetsu CG Shuu No. 254!! Magi Haa Haa CG Shuu
Midara no Houteishiki - The Equation of the Immoral Kanzenban
Yuumei Chara Kannou Shousetsu CG Shuu No. 352!! Mahou Tsukai Precure! HaaHaa CG Shuu
[Akuochisukii Sensei] Akuochisukii Sensei no Heroine Haiboku no Houteishiki - Equation of Heroine's defeat by Mr. Akuochisukii [Digital]
Yuumei Chara Kannou Shousetsu CG Shuu No. 392!! Yuru Camp HaaHaa CG Shuu
Yuumei Chara Kannou Shousetsu CG Shuu No.389!! Azur Lane HaaHaa CG Shuu
Yuumei Chara Kannou Shousetsu CG Shuu No.385!! Isekai Shokudou HaaHaa CG Shuu
[Hiyoshi Hana] Kare to Imouto no Houteishiki | The Equation of Him and His Little Sister (COMIC Megastore 2012-08) [English] [The Lusty Lady Project]
Kanojo wa Kannou Shousetsuka ch35
Kannou Tenbou
[White Elephant (Various)] Ryuuko Jou Kannou Shashinshuu
[Azuki Kurenai] Midara no Houteishiki: The Equation of the Immoral
Kannou no Christmas Eve - 1st Anniversary | 官能的平安聖夜 ~一週年紀念~
Kanojo wa Kannou Shousetsuka ch28
[Momonga Club (Hayashibara Hikari)] Shoujo no Houteishiki - Girls of Equation [English] [SaHa] [Digital]
[Anthology] MOMOPAN 15 [M Otoko x Toshishita no Onnanoko]
Yuumei Chara Kannou Shousetsu CG Shuu No. 270!! Mushibugyo HaaHaa CG Shuu
Chigiri to Musubi no Houteishiki | 契與結的方程式
[MOMONGA-CLUB (Hayashibara Hikari)] I''s I''s heroine kannou illustration shuu (I"s)
[Fumizuki Kou] Koi suru Houteishiki
Yuumei Chara Kannou Shousetsu CG Shuu No. 316!! Toaru Majutsu no Index 3 HaaHaa CG Shuu