[Jingrock] Hajimete no Maid | First Time as a Maid (COMIC LO 2005-08 Vol. 18) [English] [Yoroshii]
[Zaki Zaraki] Hamezukids [Chinese]
[SPEARMINT KIDS (Konno Tsugumi)] Secret Birthday (Fate/Zero)
[Karasuma Pink Higashiiru (Karasuma Pink)] Tobenai Tenshi wa Tadano Shota da (Kid Icarus) [English] {Shotachan} [Digital]
(C42) [First Class (Various)] Ichizen Meshiya Bessatsu - Hanami (Hana no Mahou Tsukai Marybell)
[KimMundo] 서버가 맛이가면 - When the Servers go Down (League of Legends) [English] {Cabbiethefirst}
[Momoyama Jirou] Kichiku no Ori ch. 1-3 [English] [desudesu]
Same-themed manga about kid fighting female ninjas from japanese imageboard.
(C93) [Uousaohkoku, K+W (Uousaoh, sasachinn)] Hajimete Kanmusu Goudou Selection | The First Ship Girl Selection Meeting (Kantai Collection -KanColle-) [English] {Doujins.com}
(C90) [Stoic Romance (Ariga Tou)] Yappari Teitoku no Yome janai ka Tatsuta-san! (Kantai Collection -KanColle-)
[KimMundo] 서버가 맛이가면 - When the Servers go Down (League of Legends) [English] {Cabbiethefirst} [Colorized]
[Hyoco Road (Hyocorou)] It's love at first sight. (Yotsubato!)
[Murasame Masumi] Mama no Fudeoroshi | First Time with Mother (COMIC MUJIN 2009-04) [English] [Decensored]
[Umedama Nabu (Tsurikichi Doumei)] Isshintou Daisakusen | First Degree of Kinship Strategy (Shin Operation Daisakusen TNG Chapter 6) [ENG] [Yoroshii]
[Meshikutteneru. (Atage)] Mawari no Ko ha Atama ga Warui | All the Other Kids are Stupid [English] [The Unseelie Court] [Digital]
[Kuureishiki Zunou] Milk Ippai no Seishun+ | Milky Adolescence First Part [English] [Amoskandy]
Marie-chan punishment started
(SC39) [Nounai Kanojo, Ningen Modoki, Tateyoko Hotchkiss, Kagi Node (various)] Hatena? Challenge! (Challenge First-Year-Student)
[Yanagawa Rio] Gibo to Musuko... Kindan no Hatsu Shasei!! | Step-mother and step-son... Forbidden first ejaculation!! (COMIC Masyo 2008-06) [English] [shinkage]
[Sada Kouji] First Lesson [ENG]
[Mikokuno Homare] Hatsukoi -one's first love-
(C87) [C.A.T (Morisaki Kurumi)] First Night (The Legend of Heroes: Sen no Kiseki) [Chinese] [湿身之舌汉化组]
[Juubaori Mashumaro] ALICE First
Otona Fate to Kodomo Nanoha 2 | Adult Fate and Kid Nanoha 2
(C51) [First Class (Kazuneko)] Déjà Vu {Ushi no Maki} (Tenchi Muyo!)
[Blind Alley (blind)] Kids Raper Futanari Idol 2 [Digital]
[Tekokids (Leonardo 16sei)] Tsuyu Biyori ~Katei Kyoushi no Oshigoto~ (Boku no Hero Academia) [English] {doujins.com} [Digital]
[MGMEE] Hajimete no Ofupako | My First Offline Hookup (COMIC ExE 14) [English] [Team Koinaka] [Digital]
[Tanishi] Kanjuku Hatsutsumami Otome | A ripe maiden's first harvest (COMIC HOTMILK 2018-01) [English] [DrunkenWeeb] [Digital]
[Ogino Jun] Takusan no Hajimete | So many firsts (L Girls -Love Girls- 01) [English] [/u/ Scanlations]
Chinkou Discover | 寻唧记 1
[The Yaoi Army][Hachiko Sato] Under the Suits (Ongoing)
[Porori] My First Time is with.... My Little Sister?! (Ch.41 - 44)[English](Ongoing)
(C93) [NF121 (Midori Aoi)] Ofupako OK Fuchou-san to Asamade Gomu Hame Satsueikai (Fate/Grand Order) [English] [hopeless408]
[Kamino Ryu-ya] First Impression (COMIC Megastore 2008-09) [English] [desudesu]
(C90) [atSD (Tsuneyoshi)] Saishuu Renshuu Junyoukan Kanojo first sex with final battleship (Kantai Collection -KanColle-)
[Akitsuki Itsuki] Senzaiishiki no Akuma Hontou no Jibun (Zenpen) | The Devil in Your Subconscious: The Real You (First Part) (COMIC Shingeki 2016-01) [English] [Aulen]
(C91) [Futaba (Chihiro)] Billy-kun ga Master ni Fudeoroshi Shi Sasete Ageru Hon (Fate/Grand Order)
[SHIUN] Hajimete no... | First... (Imouto Ijou Hahaoya Miman) [English] [rookie84]
[milkids (Potekoro)] Doremiho (Ojamajo Doremi)
[Korotsuke] Nekura Megane ♀ | The Creepy Glasses Girl [English] [Ongoing] {darknight}
[KID'S WORLD] Pure Snow (Kanon)
(Renai Jaws 3) [ANCOCOCO (Sakura Hitsuji)] Hatsukoi niwa Ribbon o Kakete | Tying a ribbon on a first love (Free!) [English] [Carrot-Bunny]
[Ozaki Akira] Porno First ~Yuriko Shichou no H na Kaikaku~ | Porno First ~Mayor Yuriko's Sexy Reform~ Ch. 1-3 [English] [erc] [Digital]
(C89) [Tekokids (Leonardo 16sei)] Aldora-tan no Okozukai Kasegi | Aldora-tan's Way of Earning Pocket Money (Granblue Fantasy) [English]
(C90) [Jagabata (Oimo)] First night (PriPara)
[Marugoshi-do (pu-en)] The first demand (Fate/kaleid liner Prisma Illya) [Chinese] [脸肿汉化组]
[BOX (Tsukumo Gou)] Koushuu Toilet Danshi ~ Hajimete no, Aokan ~ 2 | Public Toilet Boys ~ My First Time Was Outdoor Sex ~ 2 [English] {Hataraki Bachi Translations} [Digital]
Kodomo Datte H Nano | They're just kids but they're sluts
(C76) [Necrolincer (Kimoto Kanata)] First Penetration (Bakemonogatari) [English]
(HaruCC18) [Usagi Paradise (Misa)] Hajimete no Natsu | The First Summer (The Legend of Zelda: Skyward Sword) [English]
[Sago Jou (Seura Isago)] Catalpa's Emotions: the first volume (Kizuato)
[Porori] My First Time is with.... My Little Sister?! (Ongoing)
(C47) [TRAP (Urano Mami)] DELICIOUS FIRST STAGE (Magic Knight Rayearth)
(SPARK10) [Marble Kid (Tsubaki Metasu)] Sora ni Hanabi (Tales of Xillia)
(HaruCC20) [Marble Kid (Tsubaki Metasu)] Kyou ha (Kitto) Dame na Hi Desu! (Tales of Xillia)
[Fan no hitori] Dolls Ch. 8 [English] [Cool Kids Translations]
(C80) [Lv.X+ (Yuzuki N Dash)] MY LOVED HERO (TIGER & BUNNY)
Popsicle - Spanish
[Hroz] Succubus-san no Fudeoroshi. | First Time with a Succubus [English] [4dawgz + thetsuuyaku]
[Ozaki Akira] Porno First ~Yuriko Shichou no H na Kaikaku~ | Porno First ~Mayor Yuriko's Sexy Reform~ Ch. 1-2 [English] [erc] [Digital]
A Sex Therapist - First and Last Man (Karte 3)
[Ariga Tou] Onaho Viber
Akane-chan o Kusugutte Onara Saseru Game
[JK&珠亞] First love 初恋情结 Ch.1~4 [Chinese]中文
[Chun Rou Zan] It All Started With Our First Orgy + bonus comic sequel [English]
[Ozaki Akira] Porno First ~Yuriko Shichou no H na Kaikaku~ | Porno First ~Mayor Yuriko's Sexy Reform~ Ch. 1-8 [English] [erc] [Digital]
[Hidemaru] Ryoujyoku!! Urechichi Paradise Ch. 6 | Become a Kid and Have Sex All the Time! Part 6 [English] {Doujins.com}
[Itou Nao] First Ace
First Born Son [English] [Rewrite] [EZ Rewriter]
[Cuvie] Kikazu, Todokazu (COMIC Penguin Celeb 2010-12)
[Zaki Zaraki] Giji Taiken | Indecent Kid Experience Ch. 1-8 [English] {Mistvern}
[Chataro] Nami SOS! - Incubi Hunter Nami First Battle [Chinese]
(Reitaisai 14) [Tekokids (Leonardo 16sei)] Otona no Cookie ~Asoteddo~ (Touhou Project) [Digital]
[Yamazaki Kana] Lotta to Issho! ~Hajimete no Suki~ | Together With Lotta! ~First Love~ (Chu & Lo) [English] [Mistvern]
ACID KIDS
[Chinbotsu] Natsu! Shotaiken | Summer! First Sexual Experience (Nettai Banana Girl) [English] [Risette]
[Kabuttari Kaburanakattari (Seihoukei)] Senpai and My First! Monster Hunting Onee-shota (Monster Hunter) [English] {YQII}
[God Hand Mar] Shirouto Toukou Omutsu Tsuushin Soukan-gou | Amateur Diaper Dispatch - First Issue (Mobile Suit Gundam Tekketsu no Orphans) [English] [Digital]
(Reitaisai 14) [RTD (Mizuga)] Ran-sama to Suru Hon. (Touhou Project)
[Yawaraka Midori] Imadoki no Ko | Kids These Days (Kyou wa Nani shiyou ka?) [English] {Mistvern + Bigk40k}
[Warabimochi] Pearl no Oshigoto 2
[Tachibana Seven (Tachibana Seven, PLASMA KID, NAKADO)] Limit Break Lv. 1 (Final Fantasy VII) [English]
(C75) [DRAGULA (Imawano Lem)] JADE (Soul Eater)
my first...❤ + my first repure...❤
[Amadume Ryuuta] Hajimete no Yoru Hajimete no Asa | First Night, First Morning (Change H Blue) [English] [Vexed Scans]
(C94) [Silver Way (Shirogane)] Yacchae! Berserker -First Order- (Fate/Grand Order)
(HaruCC15) [Dark battery (Myouga)] FIRST LOVE (Love Plus)
(CSP6) [Samidaregiri (Crowly)] Palutena-sama to Fushigi no Anano Shota (Kid Icarus) [Chinese] [黑白灰汉化组]
[milkids] Doremilk (Ojamajo DoReMi)
[Porori] My First Time is with.... My Little Sister?! Ch.09
[Taiki Ken Club! (Taiki KEN)] Goshujin-sama no Seishori wa Maid no Tsutome desu. (Azur Lane) [Digital]
[The Yaoi Army][En-ka] Love Lesson (Ongoing)
[Fujimaru] first connect [Chinese] [无毒汉化组]
[E-Musu Aki] Hajimete no Okaa-san | The First Mother (COMIC MILF 2012-04 Vol. 6) [English] {Kusanyagi} [Decensored]
[Ishikei] TiTiKEi First Press Limited Edition [English]
[Mikokuno Homare] Maria no Yume ni Mukatte Daiippo | Maria's First Step
[Hatch] Usagi no Koe (First Half) [Digital]
[Kagehara Hanzou] Hajimete no Lesson | First Lesson (COMIC Moog 2006-10) [English] [Yoroshii]
[Zaki Zaraki] Yuuwaku | Temptation (Hamezukids) [English] {Mistvern}
(C94) [Hitsuji Kikaku (Muneshiro)] C94 Omakebon Uzai Kouhai wa Pakoritai! (Uzaki-chan wa Asobitai!) [English] {Hennojin}
COMIC Megastore Alpha 2015-11
(C52) [Effecter (Choujigen Kurumi)] FIRST NumBER (Tenchi Muyou!)
[Satou Saori] Hatsu Date. | First Date (COMIC Tenma 2011-01) [English] [RyuuTama + LWB] [Decensored]
[Moketa] Mikan-chan wa H ni Kuwashii | Mikan-chan's First Time (COMIC Anthurium 2017-01) [English] [Black_Viper] [Digital]
Mawari no Ko ha Atama ga Warui | All the Other Kids are Stupid
Let's try not to kill each other, okay..?
[Hidemaru] Kodomo ni Natte Okashi Makuru yo! Ch. 5 | Become a Kid and Have Sex All the Time! Part 5 (COMIC MILF 2013-06 Vol.13) [English] [Sergio]
Violet Momm
[Ozaki Akira] Porno First ~Yuriko Shichou no H na Kaikaku~ | Porno First ~Mayor Yuriko's Sexy Reform~ Ch. 1-4 [English] [erc] [Digital]
[Yamazaki Umetarou] Hatsu Taiken - First Pain
Die Thompson-Schwestern - Hiros Rache -
Yokubari Oji-san to Gokko Asobi
(C64) [CHROMATIC-ROOM (Maka Fushigi)] Vampiyan (Various)
Succubus ni Natchatta
(C62) [SHALLOT COCO (Yukiyanagi)] Yukiyanagi no Hon Vol. 4 Double Princesses (Super Mario Brothers, The Legend Of Zelda, Vampiyan Kids)
(CR35) [D'ERLANGER (Yamazaki Show)] Ichigo ∞% 1: First Experience (Ichigo 100%)
Damasare Kids
[Yoshitakashi Athletic (Yasaka)] Chrono Kid TSURUGI: Invaded Holiday
(C90) [Stoic Romance (Ariga Tou)] Yappari Teitoku no Yome janai ka Tatsuta-san! (Kantai Collection -KanColle-) [Chinese] [漢化組漢化組]
[personality] First Blood Noshiro Shikan (Kantai Collection -KanColle-) [Chinese]
[First Class (KAZUNA)] Love Poison (Toaru Kagaku no Railgun) [English]