First Principlebased Rate Equat

[Ozaki Akira] Porno First ~Yuriko Shichou no H na Kaikaku~ | Porno First ~Mayor Yuriko's Sexy Reform~ Ch. 1-5 [English] [erc] [Digital]

(C69) [Kikyakudou (Karateka Value)] Koumazoku Touchi Ryouiki (Shinrabansho Choco)

COMIC Momohime 2004-01

(C65) [B5 Doumei (RaTe)] Maria-sama ga P o Miteru (Maria-sama ga Miteru)

[YAMAGIRL (Codeyamada)] Hyotto shitara Watashi-tachi, First Kiss wa Mada nanokamo | Maybe we haven't had our first kiss yet (Aikatsu!) [English] [Lazy Lily & Sexy Akiba Detectives]

COMIC Momohime 2004-01

Comic Megastore 2001-05

(C81) [B5 Doumei (RaTe)] Watashi ne, haeteru dayo (Puella Magi Madoka Magica)

(C56) [First Class (Kazuna Kei)] Persona (Pretty Sammy)

[Takuwan] Pakotate! Seikouritsu 0% no Teppeki Bishojo VS Seikouritsu 100% no Hentai Katei Kyoushi | Pakotate! Sex Rate 0% Iron-Willed Beautiful Virgins VS Sex Rate 100% Perverted Coach Ch.1 [English] {Doujins.com}

Saimin SEX Dorei

[Pirates Patrol (Otokawa Kazuki)] Ougon Rensa [Digital]

[Kon-Kit] Futari ni Totte no Hatsutaiken | Their first time with each other. (COMIC Penguin Club 2014-11) [English] [TripleSevenScans]

(C92) [condiment moderately (Maeshima Ryo)] Yoru no KiraPâti e Youkoso (Kirakira PreCure a la Mode)

(COMIC1☆13) [Tonpuuratei (Saemon)] Megumi-san to Kozukuri Ecchi | Babymaking Sex with Megumi [English] [Team Koinaka]

(C90) [Kikyakudou (Karateka Value)] The Sarasa of Ground Zero (Granblue Fantasy)

[Otochichi] Hatsu Goukon wa Mama Naranai! | My First Mixer Was a Real Motherfucker! (COMIC Mugen Tensei 2016-05) [English] [Wazawahi]

Maria-sama ga P o Miteru 2

x x ? x x

[Light Rate Port Pink] Tanjou!! Aku no Onna San Senshi Erasa Chichi Lunch Sennou Kaizou Keikaku (Dragon Ball Z)

(SC2015 Summer) [Kikyakudou (Karateka Value)] Eroikaboon (Splatoon) [English] [JayCie]

(COMITIA121) [B5 Doumei (RaTe)] NDG Soushuuhen 1 01~04

[Pirates Patrol (Otokawa Kazuki)] Houkago no Oasobi [Digital]

(C92) [condiment moderately (Maeshima Ryo)] Yoru no KiraPâti e Youkoso (Kirakira PreCure a la Mode) [English]

[MrAkiUsagi] Want to shoot erotic photos for Nilou! [English] [Uncensored] [Digital] (Incompelete) [AI Generated]

Ichiryuu no Lady wa Seikoui no Gijutsu mo Ichiryuu denakute wa | A First Class Lady's Bedroom Techniques Must Be First Class As Well!

(C90) [Bloody Okojo (Mojyako)] My First Errand (Dagashi Kashi) [English] {doujins.com}

(C91) [Chocolate Latte (Ichiyo Moka)] Unryuu to Himehajime | First Intercourse with Unryuu (Kantai Collection -KanColle-) [English] [SeekingEyes]

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

[Light Rate Port Pink] Tanjou!! Aku no Onna Senshi - Videl Sennou Kaizou Keikaku (Dragon Ball Z)

[rux] Onnanoko ni Marunomi Shite Moraimashita [Chinese] [方相汉化]

[TNC. (Lunch)] FIRST TIME × LAST TIME (THE iDOLM@STER) [Chinese] [无毒汉化组]

(C95) [condiment moderately (Maeshima Ryou)] Onaka ni Aka-chan ga Imashita | There WAS a baby in my belly (Hugtto! PreCure) [English] [Zukuyo]

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

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

DVD hason no owabi ni okāsan o sashide shitara mechakucha ni ryōjoku sa rete mesu inu no honshō ga bare chatta

[Blitzkrieg (doskoinpo)] Hajimete no Mitsugi Maso-ka Choukyou 2 | My First Training Session as a Tribute-Masochist-(2) [English] [Svx]

[Minami] The Little Lady's First Plan (COMIC Bavel 2017-09) [Decensored]

(C74) [Tsunken (Men's)] First Lady (Macross Frontier) [Chinese] [surely個人漢化]

(C89) [Tonpuratei (Saemon)] Amagi to Ichaicha Shitai!! (Kantai Collection -KanColle-)

[Birobon] Jikan Teishi Onii-chan Kita na.. [Digital]

(C71) [B5 Doumei (RaTe)] Binyuu

[Ozaki Akira] Porno First ~Yuriko Shichou no H na Kaikaku~ | Porno First ~Mayor Yuriko's Sexy Reform~ Ch. 1-3 [English] [erc] [Digital]

(C91) [Tonpuuratei (Saemon)] Shoukaku to Motto Ichaicha Shitai!! | I Want To Make Out More With Shoukaku!! (Kantai Collection -KanColle-) [English]

[Kusui Aruta] Hajimete nan dakara - First sexual experience

Eien no Houteishiki - Eternal Equation Chapter: 1

(C82) [kisou-D-koubou (Saiki Efu)] Ryoshuu Oujo (Bodacious Space Pirates)

(C84) [Kikyakudou (Karateka Value)] Shingeki no Daishou + paper | 进击的代价 (Shingeki no Kyojin) [Chinese] [qsefthuko个人汉化]

[Fakestar (Miharu)] MP (Mouretsu Pirates) [Digital]

(Shota Scratch 12) [Deckorate (Decko)] Jitan ga! [Preview Ban] (Final Fantasy IX)

Saimin SEX Dorei -AKANE- | Hypno SEX Slave -AKANE-

[Norakuro Nero] Hajimete no... | The First Time... (COMIC HOTMILK 2016-01) [English] [sureok1]

(C86) [Penetrate (Reiha)] Yakujin-sama no Yasashiki Netori (Touhou Project) [English]

[Yasuda] Kotori mo Naka Zuba -Zenpen- | If the Small Bird doesn't Sing -First Part- (Comic LO 2013-04) [English] {Mistvern}

[Light Rate Port Pink] Saimin SEX Dorei -AKANE- | Hypno SEX Slave -AKANE- (Ranma ½) [English]

COMIC Momohime 2005-05

(C85) [Atelier Maruwa (Maruwa Tarou)] Okusama wa iDOL -Miki to Shoya Hen- | My Wife is an Idol - First Night With Miki Chapter (THE IDOLM@STER) [English] {doujin-moe.us}

[Penetrate (Reiha)] Reimu Suikan (Touhou Project) [Digital]

(C93) [Pirates Patrol (Otokawa Kazuki)] Pocchari Jimiko no Haisetsu Jijou

[Shiden] Hajimete Doushi | First Times (COMIC LO 2016-07) [English] {NecroManCr}

[Nakamuratakumi (kemukemuke)] FIRST STEP! [Digital]

[FukuFuku!] - Potion Addict (Final Fantasy 12)

[Ozaki Akira] Porno First ~Yuriko Shichou no H na Kaikaku~ | Porno First ~Mayor Yuriko's Sexy Reform~ Ch. 1-9 [English] [erc] [Digital]

[Asuhiro] First Contact (COMIC HOTMILK 2018-01) [English] {NecroManCr} [Digital]

[Katuraya (Takemaru)] The Secret First Ticket (Mahou Shoujo Lyrical Nanoha) [English] (NanoFate + Tigoris Translates)

(C94) [Penetrate (Reiha)] Doutei Teitoku no Mono ga Ookisugita!? (Kantai Collection -KanColle-)

(C65) [Circle Taihei-Tengoku (Aratamaru)] Night Head Herlock (Uchuu Kaizoku Captain Herlock [Space Pirate Captain Harlock]) [English] [Decensored]

[B5 Doumei (RaTe)] NDG (Naughty Dick Girls) 03*

(Dai 130 Ki Bunbunmaru Shinbun Tomo no Kai) [Penetrate (Reiha)] Shota to Momiji to Hatsujouki (Touhou Project)

[Aishiteru. (Kamogawa Taiyaki)] WISH U (Diabolik Lovers) [English] [Tigoris Translates] [Digital]

(C81) [Kedamonoya san (Makka na Kedamono)] Synchro Rate 200% !! (Neon Genesis Evangelion)

[Takuwan] Pakotate! Seikouritsu 0% no Teppeki Bishojo VS Seikouritsu 100% no Hentai Katei Kyoushi | Pakotate! Sex Rate 0% Iron-Willed Beautiful Virgins VS Sex Rate 100% Perverted Coach Ch.1-7 [English] {Doujins.com}

[RaTe] Kami-sama no Iu Toori

(C83) [Tonpuuratei (Saemon)] Ikuemonoai (Touhou Project) (English)

(C87) [Tonpuuratei (Saemon)] Suzuya to Motto!! Ichaicha shitai!! (Kantai Collection -KanColle-)

COMIC TENMA 2007-11

[Yasuhara Tsukasa] My first experience was OO [Chinese]

[RaTe] Ane to Megane to Milk | Sister, Glasses and Sperm

[Takao Yori] Genderbender Yankee School ☆ They're Trying to Take My First Time. [English]

(Hyattou Ryouran ~Kimi no Heart o Shirahadori~ Izumi no Kuni Ensei) [Accelerate (Yumishima Rino)] Hitotsu ni Nacchae (Touken Ranbu)

[B5 Doumei] Mary Watches Over Our P (Maria-sama ga Miteru) [ENG]

[Pirates Patrol (Otokawa Kazuki)] Unun Ageru yo! Okawari [Digital]

(C89) [condiment moderately (Maeshima Ryo)] Tri Tri Trips! (Aikatsu!) [Chinese] [無邪気漢化組]

[B5 Doumei] Mary Watches Over Our P 1 (Maria-sama ga Miteru) [English]

(C93) [Uousaohkoku, K+W (Uousaoh, sasachinn)] Hajimete Kanmusu Goudou Selection | The First Ship Girl Selection Meeting (Kantai Collection -KanColle-) [English] {Doujins.com}

The Equation Of The Immoral - CH10

[漸次] 古見さん「ちょっと持ってて下さい」

(C87) [Tonpuuratei (Saemon)] Suzuya to Motto!! Ichaicha shitai!! | I want to Flirt With Suzuya More!! (Kantai Collection -KanColle-) [English] {doujin-moe.us}

(C45) [Circle Shio] NG first attack (various)

(SC59) [Yagisaki Ginza (Yagami Shuuichi)] First Live (Love Live!)

(C85) [Uran no Yakata (Uran)] Seikatsu Shidou Ichigakki | Life Lessons - First Term [English] {Mankitsu Scans}

The Equation of Him and His Little Sister

[B5 Doumei (RaTe)] Kaori to Tomomi Dai 1-wa ~ Dai 5-wa

[Urainutei (Kuroinu)] Onna Kaizoku no Matsuro | Fate of a Female Pirate [English] =LWB= [Digital]

[Light Rate Port Pink] Saimin SEX Dorei - RANMA - (Ranma 1/2)

(C86) [Kikyakudou (Karateka Value)] Himekishi Senkan Bismarck Toraware no Himesenkan | The Captured Princess Knight Battleship Bismarck (Kantai Collection -KanColle-) [English] [EHCOVE]

(C81) [Penetrate (Reiha)] Sanae to Futo ni Kokuhaku Shitemita Koi Aji (Touhou Project)

(C62) [RPG COMPANY2 (Aratenjin)] Fujishima Spirits 3 Ch. 2 (Oh! My Goddess!) [English] [EHCOVE]

(C79) [Pirates Patrol (Otokawa Kazuki)] SILLY GIRLS [2nd Edition 2011-01]

所恶之人亦为所爱之人

The Clearance Rate of a Policeman Who Turns into a Policegirl

[RaTe] Oba-san - I Love You, OBasan! (Nippon Kyonyuu Tou) [English] [desudesu]

[personality] First Blood Noshiro Shikan (Kantai Collection -KanColle-) [Chinese]

COMIC TENMA 2007-05

[Pirates Patrol (Otokawa Kazuki)] Unchi ya Oshikko de Kimochiyoku Naru Watashi-tachi [Digital]

(C68) [Grateful Dead (Hibiki Seiya)] Friend O' Mine (Various)

(C83) [ANCHOR (Mutou Mato)] Costume Play (Mouretsu Pirates) [English] [Yuri-ism]

(SC2015 Winter) [Kikyakudou (Karateka Value)] Yoru no Yatterman Coffee Lighter (Yoru no Yatterman)

[RaTe] Sister Slave Ch.1-7 [English]

(C97) [Pirates Patrol (Otokawa Kazuki)] Chounouryoku de Nozoke! Joshi no Chitai Dappun [English] [obsoletezero]

[Pairates Patrol (Otokawa Kazuki)] Murete, Koukotsu

(C83) [Ameiro (Nanashiki)] Hatsu Yoru. | First Night (Mahou Shoujo Lyrical Nanoha) [English] [NanoFate]

[RaTe] Sister Slave

(C90) [Tonpuuratei (Saemon)] Hayasui to Ichaicha Shitai!! (Kantai Collection -KanColle-) [Chinese] [明日漢化]

(Futaket 8) [Kikyakudou (Karateka-VALUE)] Futanari no Rakugaki Bon (Various)

(C92) [Tonpuuratei (Saemon)] Shoukaku to Motto Motto Ichaicha Shitai!! (Kantai Collection -KanColle-) [Chinese] [无毒汉化组]

[Kikyakudou (Karateka-VALUE)] DEATH-GUY-A (Disgaea: Hour of Darkness)

Hitorijime - First Come First Served

COMIC Momohime 2006-06 Vol. 68

[Akuochisukii Sensei] Akuochisukii Sensei no Heroine Haiboku no Houteishiki - Equation of Heroine's defeat by Mr. Akuochisukii [Digital]

[Pirates Patrol (Otokawa Kazuki)] Unun Ageru yo! [Digital]

[PH (TAM)] Koisuru Uchuu Kaizoku Musume (Pirates) - Yuri, Lamp-kan no Himegoto hen - | Space Pirate Girls in Love - Yuri Secret of Lamp Cafe (Mouretsu Pirates) [English] [EHCOVE] [Digital]

(C84) [Tonpuuratei (Saemon)] Yukata Iku-san to Ichaicha shitai!! (Touhou Project)

(SC39) [Uminari (Narumi)] Ali Pro Sono 1 | Alice Pro The First (Touhou Project) [English] =LWB=

(C86) [Komorebitei (Sora)] Hatsutaiken. | Their First Time (Shingeki no Kyojin) [English] [Yuri-ism]

(SC40) [Delayder (Makinon TM)] Yousei-san no?! Himitsu no Bouken no Tobira Preview ver (Challenge First-Year-Student)

COMIC Momohime 2008-02

(C78) [ArcS (Sakura Yuu)] S.W.-Movie The First Part- SIDE:N (Mahou Shoujo Lyrical Nanoha) [Digital]

(C86) [Tonpuuratei (Saemon)] Suzuya to Ichaicha Shitai!! | I Want to Flirt With Suzuya!! (Kantai Collection -KanColle-) [English] [Doujin-Moe]

COMIC Momohime 2006-04 Vol. 66

[ShAKe] my first...❤ + my first repure...❤ [English] [Life4Kaoru]

Saimin SEX Dorei

(SC52) [Kikyakudou (Karateka VALUE)] SORCERIAN (Dragon's Crown)

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

[Pirates Patrol (Otokawa Kazuki)] Omorashi Senka [Digital]

(C91) [FIRST MIRAGE (Kamishima Yu)] Momoiro no Kousoku (Sennen Sensou Aigis)

Love Equation

[Penetrate (Reiha)] Ensei Chitose no Dairi H ha Chiyoda Suiminkan de (Kantai Collection)(Sample)

(C81) [Nekomataya (Nekomata Naomi)] Futari no First Lesson | Our First Lesson (THE iDOLM@STER) [English] {doujin-moe.us}

[Kikyakudou (Karateka Value)] Silva no Janbo Onee-chan - Silva's obscene sister (Bomber Girl) [Digital]

(C88) [Kikyakudou (Karateka Value)] THE CASTLE OF CAGLIOSTRO (Granblue Fantasy)

[Chataro] Nami SOS! First Battle (reprinted edition)

COMIC Momohime 2006-08

P.E. Time

(C76) [Kikyakudou (Karateka VALUE)] Saki -Yami ni Maiorita Tensai- (Saki)

[Takuwan] Pakotate! Seikouritsu 0% no Teppeki Bishojo VS Seikouritsu 100% no Hentai Katei Kyoushi | Pakotate! Sex Rate 0% Iron-Willed Beautiful Virgins VS Sex Rate 100% Perverted Coach Ch.1-4 [English] {Doujins.com}

[condiment moderately (Maeshima Ryou)] Dosukebe Kyonyuu JC ga Kounai Onanie Suru Hanashi | The Slutty, Stacked Middle-Schooler Who Shlicks During Class [English] [Sloppy Seconds] [Digital]

(C63) [Kikyakudou (Karateka-VALUE)] INGRID MENGRID (CAPCOM FIGHTING Jam)