[Sena Youtarou] Kannou no Christmas Eve (Kannou no Houteishiki) [English] [Team Koinaka]
Midara no Houteishiki - The Equation of the Immoral Kanzenban
想思想愛
[Azuki Kurenai] [Full Color seijin ban] Midara no Houteishiki - The Equation of the Immoral Kanzenban
Rina-chan Renai Houteishiki
[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]
[Tenchuumaru] Hitozuma Hinako-san
Kirei na Onna to H no Houteishiki
[Anthology] Kimusume Kanojo no Hatsujou Houteishiki [Digital]
Do-S Onna Kyoushi no Shinrosoudan Shitsu
[Azuki Kurenai] Midara no Houteishiki: The Equation of the Immoral
Rina-chan Renai Houteishiki
[Amano Ameno] H two [Chinese] [不良刊物の天地個人局部漢化]
[Azuki Kurenai] Yoru no Houteishiki 1 | Equation of the Night 1 [English] [Hentai-Enishi] [Decensored]
Kannou no Houteishiki
[Yayo] Yami no Kairaku Machine Show (Kikaikan de Monzetsu Iki Jigoku! Vol. 2) [Chinese] [xxs翻译] [Digital]
[Abu Hyaku] Hitori de Dekirumon ~ Otokonoko no Tame no Ananie Nyuumon ~ [English] [Incomplete]
Yasashisa no Uragawa | Behind the Kindness
[Wang-Pac] Akuma Koakuma
[Azuki Kurenai] Midara no Houteishiki - The Equation of the Immoral [English] [hen-toy]
Yasashisa no Su
[Kihiru] Kirei na Onna to H no Houteishiki [Digital]
(C77) [Chidorinu] Boku to Kanojo no Houteishiki (Love Plus)
[Po-Ju] Boku to Kappa no Natsu. | The Summer of Me and the Water Demon (Shounen Shikou) [English]
[Hiyoshi Hana] Chigiri to Musubi no Houteishiki | 契與結的方程式 [Chinese] [Digital]
[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]
[Carn] Natsu x Umi = Kiken no Houteishiki | Summer x Beach = Dangerous Equation (Shinzui SUMMER Ver. Vol. 2) [English] [Rage Manga] [Decensored]
(Jigoku Tokubetsu Kaigi 2) [Gotsugousyugi! (Nice! masamune)] Yasashisa Nearly Equal (Hoozuki no Reitetsu)
SM of Lesbian Girls
(C94) [Chuusei Mafuman (Kurimoti Tiduru)] Yukata to Rape to Aniki to Ore to. Yukata to Rape Hen [Chinese] [瑞树汉化组]
[Hiyoshi Hana] Chigiri to Musubi no Houteishiki (COMIC ExE 01) [Chinese] [無邪気漢化組]
[Matsuri Gensou (Tsukasawa)] Friends-tachi no Jakkanya Ecchii Hon (Kemono Friends) [Digital]
[88scones (Sakaki Tsui)] Ayaki-kun to Houteishiki [English] {Shotachan}
[Sakura Hikomaru] Imouto no Houteishiki [Chinese]
[Sena Youtarou] Kannou no Hirusagari | A Sensual Early Afternoon (Kannou no Houteishiki) [English] [QBtranslations]
(C60) [JUMBOMAX (Ishihara Souka)] Tsubasa Yo, Are Ga Pari No Hi Da (Sakura Taisen 3: Pari wa Moete iru ka?)
[Momonga Club (Hayashibara Hikari)] Shoujo no Houteishiki - Girls of Equation [English] [SaHa] [Digital]
[Gentsuki] Yasashiisa no Houteishiki - Tender equation (COMIC BAVEL 2017-08) [Chinese] [揮淚錦馬超漢化] [Digital]
[Fumizuki Kou] Koi suru Houteishiki
[San Se Fang (Darkmaya)] Mizuho Rennyuu (Kantai Collection -KanColle-) [Digital]
[Hiyoshi Hana] Kare to Imouto no Houteishiki (COMIC Megastore 2012-08)
Ashita, Sekai ga Owaru Nara
Sprechchor to Houteishiki | Chorus and Formula
Namaiki Saki-chan
Nurume no Houteishiki.
My Life Super Easy Mode | Ore no Jinsei Super Easy Mode Part 1-3
Inma Tensei Hayato
(C71) [Hachiman Shamusho (Idemitsu Hidemasa)] Koukaku G.I.S & S.A.C Hon 4 (Ghost In The Shell)
(C93) [Mugen Houteishiki (Mutsu Minato)] Chaldea Sakusei Nisshi (Fate/Grand Order)
[Azuki Kurenai] Midara no Houteishiki - The equation of the Immoral Ch. 1-2 [English] [hen-toy]
[Nishino Eichi] Yomeheim
Nyuukan ProWres
(C59) [Tomoyosama (Kayama Akihiro, Ozawa Hiroe)] Tomoyo No Yasashii Houteishiki (Cardcaptor Sakura)
Pain Jakase no Aishita Renketsu Houteishiki
Neji to Nejiana no Houteishiki
(C87) [Mugen Houteishiki (Mutsu Minato)] MOSI×MOSI (Kantai Collection -KanColle-)
[Mugen Houteishiki (Mugen)] Shinkai Seikan (Kantai Collection -KanColle-) [Digital]
(Kouroumu 9) [Narumiya (Narumiya)] YOMU GAMA MORECYAIMASU (Touhou Project)
(C70) [Neko Kinryouku (NekoNeko)] NekoNeko Otona Houteishiki
[Kazakami Shun] Active Renai Houteishiki Official Visual Book