System Serious

(C58) [Ekakigoya Notesystem (Nanjou Asuka)] Kitsch 12th Issue (Martian Successor Nadesico)

(C75) [SimaSima System (Nagisawa You)] Checkit!

Taste of Forbbiden Fruit Ch.40/53

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

[NTR System] Netorare osananajimi Haruka-chan kiki san-patsu! !

(C65) [System Speculation (Imai Youki)] Seiya No Onegai (Neon Genesis Evangelion)

(CR32) [Ekakigoya (Nanjou Asuka)] Mahou Tsukai Shoujo no Shuumatsu

Get Serious, Kashii!

(C78) [SimaSima System (Nagisawa You)] Hime Asobi Vol. 3 (Cardcaptor Sakura)

(C91) [SERIOUS GRAPHICS (ICE)] ICE BOXXX 19 Ura Senshadou (Girls und Panzer) [English] [Oneslashtwo]

Taste of Forbbiden Fruit Ch.33/53

(CR17) [SYSTEM GZZY (Eimu Yuu)] VIOLIN

[Gabyonuno] Nihon Zenkoku Mamenage Ondo

ICE BOXXX alternative 6 Joi K no Himitsu vol. 2

(C87) [serious graphics (ICE)] ICE BOXXX 15 Kaisou -night warfare- (Kantai Collection -KanColle-) [English] [Chocolate + LWB]

[Yamahata Rian] Tensoushugi no Kuni | A Country Based on Point System (Girls forM Vol. 20) [English] [Digital]

(CR25) [Ekakigoya Notesystem (Nanjou Asuka)] Kitsch 9th Issue (Martian Successor Nadesico)

[JIBAKU-SYSTEM] Aki Setsuya Touka (kizuato, toheart)

(SC33) [AKABEi SOFT (ALPHa)] A Serious Error Is Affecting Nagato | Nagato ni Shinkoku na Error ga Hassei Shimashita? (The Melancholy of Haruhi Suzumiya)

Meikko

(C69) [SimaSima System (Nagisawa You)] Sakura no Hana no Saku Koro ni... (Cardcaptor Sakura)

(CSP6) [ALMISM,CeSALiON,deathgaze-system,HIYOKO CROWN (Cesar,HIYOKO CROWN,Minatsuki Alumi,Shidou Arisu)] Jyoshikousei Kodukuri H [Chinese] [无毒汉化组]

Kabutomushi Kari | 捕捉兜虫

(CR34) [Ekakigoya Notesystem (Nanjou Asuka)] KITSCH 23th Issue (Popotan)

Taste of Forbbiden Fruit Ch.25/53

(C81) [Moon Ruler (Tsukino Jyogi)] Maji ni Watashi-tachi to Harem Shinasai!!+ | Take Making Us Your Harem Seriously! + Umeko After (Maji de Watashi-tachi ni Koi Shinasai!) [English] {darknight}

(C52) [DOUBAKU SYTEM (Isou Doubaku)] TRUE LOVE MAGIC FIRST STEP 1.2 (True Love Story)

POST GIRL - A Look into the Future of A Privatized Postal System

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

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

The Story Of An Uncle Who Was Taken To A World Where Childbirth Is Compulsory Education Because The Declining Birthrate And Aging Populations Became Too Serious 2

Akasuri Yubana no Chizuru-san Ha no Shou

(C72) [EGOISM (Kasukabe Akira, Torigoshi Yayoi)] MANIAC JOB SYSTEM (Final Fantasy XII) [Chinese] [先行者個人漢化]

(Futaket 9.5) [serious graphics (ICE)] ICE BOXXX 12 Teron jin no Shison Sonzoku ni Kan suru Kousatsu (Space Battleship Yamato 2199)

新妻観覧席第二席異次元のチンポ編

I, A serious student, lost my body to a sex idol, and lost my mind to sex

[週二] [Serious] 室友招募中 1-23 官方中文（連載中）

(C55) [EKAKIGOYA NOTESYSTEM (Nanjou Asuka)] KITSCH 08th Issue (ToHeart)

(C87) [Serious Graphics (ICE)] ICE BOXXX 15 Kaisou -night warfare- (Kantai Collection -KanColle-) [Chinese] [管少女汉化]

(C92) [Serious Graphics (ICE)] ICE BOXXX 21 (Girls und Panzer)

Pop Up SYSTEM

(C85) [Circle Daiinma (Core-suke)] Cosme Reverse System (Space Battleship Yamato 2199)

[JIBAKU-SYSTEM (Suzuki Amaharu)] Onegai Seitokaichousama -Ichigo- (Onegai Twins) [2005-04-10]

Bakunyuu Masuku no One-san o Tokutei Shimashita.

Serious Graphics C74

Sex Slave System Chronicle - Chapter 1

[Iwashita Shoten (Iwashita)] Tamashii Kanri Appli =SOUL MANAGEMENT SYSTEM= [Chinese] [HUNJOHN] [Digital]

[Serious] Woodman Dyeon Ch. 1-12 [English] [Yomanga]

(C78) [JIBAKU-SYSTEM (Suzuki Amaharu)] LA・SHA・RA (Isekai no Seikishi Monogatari)

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

[Mayonnaise] Nikubenki System Chronicle [Chinese] [污邪小分隊]

Shikkari shite kudasai Buntaichou. | Please Take This Seriously, Squad Leader.

[Kuon Michiyoshi] Hundred Game 3 [Digital]

Systema Ciel

Makikomi Ch. 5 | 摩紀狐美 第5話

(C54) [Nobita Jimetsu System (Himikado Ryuuki)] Funsai Kossetsu 98S Gou (Street Fighter, The King of Fighters)

Akasuri Yubana no Chizuru-san Kyuu no Shou

(CR35) [JIBAKU-SYSTEM (Suzuki Amaharu)] BELIEVE4.0a (Keroro Gunsou)

(C42) [SYSTEM GZZY (Morino Usagi)] Yuuragi Daisanshou Mai Shoujokan

Mahoushoujyo Rensei System

(SC2017 Winter) [Stemun (stem)] Classmate no Majime Iinchou wa Kakure Kurogal | The Serious Class Committee Chairman is Secretly a Dark-skinned Gyaru [English] =TLL + CW=

(C93) [Tuzi Laoda (Henrybird9)] Chaldea Shiki Seiyoku Shori System ~Kouhai to Seijo-tachi no Baai~ (Fate/Grand Order) [Chinese] [脸肿汉化组]

(SC24) [Idenshi no Fune, JIBAKU-SYSTEM (Nanjou Asuka, Suzuki Amaharu)] JULY

Mahoushoujyo Rensei System | Magical Girl Semen Training System 3

[Kaoru System] Fly! Isami! (Tobe! Isami)

Taste of Forbbiden Fruit Ch.32/53

(C63) [SimaSima System (Nagisawa You)] So Cute 3 (Cardcaptor Sakura)

[UKI SYSTEM] MAMAGUI vol.2

[TEAM.serious] 岳母家的刺激生活 1-13 [Chinese] [sp个人复制粘贴汉化]

(C67) [SimaSima System (Nagisawa Yuu)] Sakulove 2 (Card Captor Sakura)

[Cock-a-Doodle-Doo (Morikawa)] Seikyouiku Genchi Jisshuu Seido | Sexual Education Practical Experience Training System [English] [Tremalkinger]

(C87) [serious graphics (ICE)] ICE BOXXX 15 Kaisou -night warfare- (Kantai Collection -KanColle-)

ICE BOXXX 22 "TANK GIRLS NEVER DIE"

Little Red (Akazukin Cha Cha)

[UTU Systems (Suika Melon)] Sunao ni Iukoto Kiite

(C79) [JIBAKU-SYSTEM (Suzuki Amaharu)] Ore no Imouto ga Chuugakusei de Kinshinsoukan na Wake ga nai (Ore no Imouto ga Konna ni Kawaii Wake ga nai)

Taste of Forbbiden Fruit Ch.5/24

(C91) [JIBAKU-SYSTEM (Suzuki Amaharu)] Mei wa 〇-nensei JS5-1 Hen [Chinese]

Majime Sugiru Senpai wa Service Zangyou de Asa made Ikasareru | The Serious Senpai Works Overtime As She Is Made To Cum Until Morning

ICE BOXXX 8

[Serious] Taste of Forbbiden Fruit Ch.20/24 [English] [Hentai Universe]

Taste of Forbbiden Fruit Ch.13/24

Having sex in my sister's body...you can't be serious?!

Pranking the Working Nurse Ch.14/?

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