System Engineering

(COMIC1) [SimaSima System (Nagisawa You)] Suzumiya Haruhi no Daikenkyuu! (The Melancholy of Haruhi Suzumiya) [English] [FAKKU]

Kakine Tsuma II Episode 3

[Tokyo Club (ZuN, Christine Takeda)] F2 (Various)

[UTU Systems] Hametara Hamerareta Hitoduma 2 ~ Oshitsuke ~

Shitei episode Ichi

(C64)[EKAKIGOYA NOTESYSTEM (Nanjou Asuka) KITSCH 22 (Uchuu no Stellvia)

Haiki Shobun Shiranui Mai No.2 add'l Route B

(C76) [Inudrill Lolita Engine (Inumori Sayaka)] DREAMING (Atelier Rorona)

Rarefure Ch. 1-5

(Shota Collection 4) [Panda 4gou (Shima Kyousuke)] Lag Lag (Lagoon Engine)

Cos Mame

(Puniket 34) [Furaipan Daimaou (Chouchin Ankou)] System Desukara #5 (PriPara)

暑い日には

(C71) [The Latest Engine (Fujiyama Takashi)] MILKY MINT PIE (Summon Night 4)

Mahoushoujyo Rensei System EPISODE 02 + EPISODE 03

Hito Kachikuka Seido | A System for the Domestication of Humans

(Reitaisai 7) [TLE (Fujiyama Takashi)] MiLK DoLLs (Touhou Project)

(C59) [JIBAKU-SYSTEM (Kimidori Iro)] CRESCENDO III (Martian Successor Nadesico)

(C93) [Mousou Engine (Korotsuke)] Martina Onee-chan no Junan (Dragon Quest XI)

(C84) [JIBAKU-SYSTEM (Suzuki Amaharu)] Oya-ko ~Shougakusei no Choujo ni Yoru Chichioya no Seiyoku Shori~ [Chinese] [黑条汉化]

(C93) [Inu System (Nurikabe)] Ereshkigal Mousouroku (Fate/Grand Order)

[Gzzy Project (Morino Usagi)] Lum is Over (Urusei Yatsura)

Kame no ongaeshi sōshūhen

(SC26) [Idenshi no Fune, JIBAKU-SYSTEM (Nanjou Asuka, Suzuki Amaharu)] MARCH Kyonyuu Shougakusei Hon - Huge Breast School Child

System Desukara #5

(C84) [Rotary Engine (Kannazuki Motofumi)] Moro Iku. (Kiniro Mosaic)

オフパコクエストJK篇

Tensoushugi no Kuni Kouhen | A Country Based on Point System Sequel

[Kirsi Engine (Kirsi)] Sperm Of The Gerudo (The Legend of Zelda: Breath of the Wild) [Ongoing] [English]

(COMITIA116) [JIBAKU-SYSTEM (Suzuki Amaharu)] Imouto

[NTR System] Akasuri Yubana no Chizuru-san Kyuu no Shou

Mothercon vol.3 | 母控 vol.3

(C75) [JIBAKU-SYSTEM (Suzuki Amaharu)] PREPARATION-AOI.02 (Zettai Karen Children)

[Kirsi Engine (Kirsi)] Stature of a Woman 175 [English]

[Uru] Teishinchou Complex Ojou-sama no Gyakushuu [Chinese] [沒有漢化]

[Midori No Rupe] Imako System

[Korotsuke] Nekura Megane ♀ | The Creepy Glasses Girl [English] [Ongoing] {darknight}

[Yukimino Yukio] Bakunyuudou | Bombshell Boobies [English]

Bakunyuu Masuku no One-san o Tokutei Shimashita.

(CCFukuoka28) [Kirsi Engine (Kirsi)] Muttsuri Shoukai ni Youkoso (Baka to Test to Shoukanjuu) [English] [mysterymeat3]

(C67) [Rotary Engine (Kannazuki Motofumi)] Neko Wa Kotatsu De | The Cat in the Kotatsu (Fate/stay night) [English] [Panatical]

Fellatio Kenkyuubu | Blowjob Research Club Ch. 2

Mother And Son Gone Off The Track [English] [Rewrite] [olmf]

(CR37) [SimaSima System (Nagisawa Yuu)] Sakulove 3 (Card Captor Sakura)

Trion Hokyuu System Jikken Kiroku

(C74) [The Latest Engine (Fujiyama Takashi)] Karen Chichi Kan (Code Geass)

(C56) [Nobita Jimetsu System (Hattori Chihiro, Himikado Ryuuki)] Funsai Kossetsu 3 (Street Fighter)

(SHT2018 Haru) [Furaipan Daimaou (Chouchin Ankou)] System Desukara Idol Time #3 (PriPara)

(C71) [Rotary Engine (Kannazuki Motofumi)] Potato chip ni ketchup wo (KiMiKiSS)

(C78) [TLE (Fujiyama Takashi)] Highschool of the Oppai (Highschool of The Dead)

(C90) [Furaipan Daimaou (Chouchin Ankou)] System Desukara #4 (PriPara)

(C41) [SYSTEM GZZY (Morino Usagi)] LITTLE GIRLS OF THE GAME CHARACTER SELECT-2 (Various)

(C90) [Carnage Engine (Bakudanbonbon)] Da Futago Kouhosei (Hyperdimension Neptunia) [English] [potocat]

[Circle Energy] Gra3-System -Rururu XXX Fan Mook Number 4.5-

(C64) [JIBAKU MECHA / Suicide System (Kaneko Toshiaki)] ore wa uchuu no fantasy (Narue no Sekai)

An ENGINE

System desu kara #3

(C87) [AN-ARC (Hamo)] FUMINA EROS SYSTEM (Gundam Build Fighters Try) [Chinese] [CE家族社]

[JIBAKU-SYSTEM (Suzuki Amaharu)] Oyako [Digital]

(COMIC1☆2) [The Latest Engine (Fujiyama Takashi)] DRAGON SLAVE 2 (Dragon Quest III)

Ectasy

[Stapspats (Hisui)] S4O-SAMUS Suit's Sensory System OFF- (Metroid) [Digital]

(C74) [SimaSima System (Nagisawa You)] Chotto Dake Suki... Kamo? (Zero no Tsukaima)

プロメス サンプル

Fukushuu no Eki Toilet de H

(C66) [Rotary Engine (Kannazuki Motofumi)] My Twilight (Fate/stay night)

(C86) [Rotary Engine (Kannazuki Motofumi)] Gochuumon wa Shitagi desu ka? (Gochuumon wa Usagi desu ka?)

[Korotsuke] Nekura Megane ♀ | The Creepy Glasses Girl [English] [Ongoing] {darknight}

DUAL:ENGINES

System desu kara

(C84) [JIBAKU-SYSTEM (Suzuki Amaharu)] Oya-ko ~Shougakusei no Choujo ni Yoru Chichioya no Seiyoku Shori~

(CR31) [Ekakigoya Notesystem (Nanjou Asuka)] Kitsch 18th Issue (Xenosaga)

Otsubone Taiiku Kyoushi Mesu no Hon

(C58) [JIBAKU-SYSTEM (Kimidori Iro)] CRESCENDO II (Martian Successor Nadesico)

[gymno (Kiriya)] Shinoburedo! [Digital]

[Kirsi Engine (Kirsi)] Stature of a Woman 178 [English]

(C51) [EKAKIGOYA NOTESYSTEM (Nanjou Asuka)] KITSCH VOL.1 (Martian Successor Nadesico, Neon Genesis Evangelion)

Angel Trap

(C65) [NEKOYA-SYSTEMZ (Okazaki Nao)] San de ja pon! ~ Nichiyobi no asa wa moete iru ka ~ (Ashita no Nadja)

DUAL:ENGINES

(C92) [Rotary Engine (Kannazuki Motofumi)] Satania VS Shokushuburo (Gabriel DropOut) [Chinese] [無邪気漢化組]

(C94) [Mousou Engine (Korotsuke)] Martina Onee-chan no Seikatsu | Big Sis Martina's Sex Life (Dragon Quest XI) [English] =The Lost Light + mrwayne=

System Desukara | Because That's The System

(CR36) [EKAKIGOYA NOTESYSTEM (Nanjou Asuka)] Twin's-KITSCH (Itazura Koneko Twins)

(C84) [STUDIO TIAMAT (TANABE)] Break Blue Double Engine (BLAZBLUE) [English] [CGrascal]

KITSCH 24th ISSUE

[NTR System] Akasuri Yubana no Chizuru-san Jo no Shou

(C72) [The Latest Engine (Fujiyama Takashi)] DRAGON SLAVE (Dragon Quest III Soshite Densetsu e...)

Soul Management System

(C72) [SimaSima System (Nagisawa You)] Naisho no Hokentaiiku (Cardcaptor Sakura)

Chirashi

[Kuon Michiyoshi] Hundred Game 3 [Digital]

(C89) [JIBAKU-SYSTEM (Suzuki Amaharu)] Mei

[Rotary Engine (Kannazuki Motofumi)] Ore, Naedoko ni Narimasu. | Gonna be the Seedbed. (Ore, Twintail ni Narimasu.) [English] [Digital]

(C80) [deathgaze-system (Sid Alice)] AUW (GOD EATER)

We Can't [English] [Rewrite] [olddog51]

(C58) [System-SK (Morisawa Nanami)] Shamanic Kingdom (Shaman King)

(C84) [A Gokuburi (Sian)] Shinai Max Mattanashi! | Max Affection System! (THE IDOLM@STER CINDERELLA GIRLS) [English] {doujin-moe.us}

Any Way I Want It 5 - Twins System

[Marui Maru] Tanetsuke Tokutaisei | 播种特待生 (Fuwatoro ♥ Jusei Chuudoku!) [Chinese] [鬼畜王汉化组] [Digital]

(C75) [Rotary Engine (Kannazuki Motofumi)] Rizumi Tengoku (Doki Doki Majo Shinpan!)

[Blue-SYSTEMa] Chase the Day & Night

(C53) [DOUBAKU SYTEM (Isou Doubaku)] Isou Doubaku Sakuhinshuu WORKS (Various)

Bakunyuu Gacha Tsuushou Bakunyuu-sai!

[Gorgeous Takarada] Imouto Gokoro. - Sister's Heart.

[Initiati-bu (Fujoujoshi)] Fuchou to Sukebe Shitai Hon (Fate/Grand Order) [Digital]

(COMIC1☆9) [Rotary Engine (Kannazuki Motofumi)] Akenai Yoru (Yoru no Yatterman)

[Korotsuke] Nekura Megane ♀

(CR35) [Ekakigoya (Nanjou Asuka)] KITSCH 25th Issue (Onegai Twins)

[System-Rev, Eriru Do (Various)] Poyoyon (Idol Densetsu Eriko)

[Solar System Development Organization (Kinako)] Sleeping Monster (Durarara!!)

(Puniket 17) [System ES (SHUKO)] Kuro no Gishiki to Shoujo

(C75) [The Latest Engine (Fujiyama Takashi)] Maji Pai DS (Quiz Magic Academy)

Punipoyon summary version

[Rotary Engine (Kannazuki Motofumi)] Bloody Moon Overdrive (Akatsuki Yuni) [Digital]

(C69) [Amusement Engineering (Serizawa Houri)] Shougai Chuusei act-3 (Full Metal Panic!)

(COMIC1☆6) [Rotary Engine (Kannazuki Motofumi)] Inboku (Inu x Boku SS)

(C89) [MEGAMOUTHsystem (Seto no Tachiuo)] Nyuru-nyuru Nyoro-nyoro Yami-yami (To LOVE-Ru)

Kisaragi Milmake

[Calpish] The System of Girls That Grown Penis (Touhou Project) [Digital]

(C67) [Inudrill Lolita Engine (Tondabayashi Sayaka)] Ane to Ojou (School Rumble)

Kagaku no Nyotaimori - Engineering of Raised Outlay | 科学的女体盛

(C95) [Mousou Engine (Korotsuke)] Nekura Megane ♀ no Hon

(C83) [Jibaku-system (Suzuki Amaharu)] Oyako Suemusume Chichioya Kyoushuu Hen

(C77) [Ringo Gakuen (Mayonnaise.)] Joseiki-nai no Piston Undou ni Yoru Masatsu Taiden wo Riyou shita Hatsuden System no Rekishi

(C56) [Nobita Jimetsu System (Hattori Chihiro, Himikado Ryuuki)] Funsai Kossetsu 3 (Street Fighter)

[Rocket Engine] SM Himitsu Club

(C68) [The Latest Engine (Fujiyama Takashi)] PW TLE-PW05 (Final Fantasy VII)

Error Of Call: System Call

[Korotsuke] Nekura Megane ♀

Chaldea Shiki Seiyoku Shori System

(COMIC1☆7) [FESTA. (Yoshitani Motoka)] Jigen Engine no Himitsu (Vividred Operation)

[Mousou Engine (Korotsuke)] Izen to Shite Nigate na Senpai (Hitozuma) o Otosu Hanashi | The Story of How I Seduced My Old Still Hard to Deal with (Married) Senior [English] {darknight}

(C69) [JIBAKU-SYSTEM (Nanjou Asuka, Suzuki Amaharu)] Excretion

(Shota Scratch 17) [Kirsi Engine (Kirsi)] Eikoku Yousei (Guilty Gear)(English)

(Reitaisai 9) [TLE (Fujiyama Takashi)] Aru Shingetsu no Yoru, Patchouli Knowledge wa Jukkaishita. (Touhou Project)

Niko IRL.

[JIBAKU-SYSTEM (Suzuki Amaharu)] Oji desu ga JS Meimmusume ni Osowarete Rape Saremashita [Digital]

[Mousou Engine] Totsuzen Tomari ni Kita Juushi (Hitozuma) o Otosu Hanashi

(C91) [Rotary Engine (Kannazuki Motofumi)] Yowakute New Game. (NEW GAME!) [Chinese] [无毒汉化组]

(C85) [Juurokugoh (Tohru)] Sokubaku-kei Kareshi. | Boyfriend Restraint System (Free!) [English] {shotas.tumblr.com}

Shishunki no Obenkyou 3 | Puberty Study Session 3

(C62) [JIBAKU-SYSTEM (Suzuki Amaharu)] CRESCENDO V (Martian Successor Nadesico)

[Kirsi Engine (Kirsi)] Promesu (Promare) [English] [MegaFagget]

(C56) [JIBAKU-SYSTEM (Kimidori Iro)] Kagetsu Keiryousai (Starship Girl Yamamoto Yohko)

[NEKOYA-SYSTEMZ (Okazaki Nao)] Nano-chin ☆ Fa-chin ++ (Love Love) (Mahou Shoujo Lyrical Nanoha) [Digital]

(C70) [JIBAKU-SYSTEM (Suzuki Amaharu)] PREPARATION-SHIHO (Zettai Karen Children)

(Puniket 34) [Furaipan Daimaou (Chouchin Ankou)] System Desukara #5 (PriPara)

(C77) [JIBAKU-SYSTEM (Suzuki Amaharu)] Aoi-chan ga Ichiban (Zettai Karen Children) [Chinese] [黑条汉化]

Neighbouring Onii-chan and...