[HAPPY WATER (Kizaki Yuuri)] Monochrome GEASS (Code Geass: Lelouch of the Rebellion) [English]
[HAPPY WATER (Kizaki Yuuri)] Colorful War. (Super Robot Wars)
HAPPY BATH DAY
(C93) [Handful☆Happiness! (Nanahara Fuyuki)] Ingoku no Hana
(SC28) [HAPPY WATER (Kizaki Yuuri)] TANEDESU. (Gundam SEED Destiny)
(AK ZONE -extra game-) [Tokiwazone (Naseba Naru)] Happi Happy happy (Kuroko no Basuke)
Renai Lesson -Umi wa Harenchi!?- | Love Lesson -Is Umi Shameless!?-
(C79) [Happy Paranoia, Shikkokuno J.P.S. (Wanashiro Giovanna, Hasumi Elan)] Pochi Bukuro (Anyamaru Tantei Kiruminzoo)
(C89) [Nejimaki Kougen (Kirisawa Tokito) B.B Lesson (THE IDOLM@STER CINDERELLA GIRLS)
(C81) [Arysuivery, Chiyohan, AREYOUHAPPY? (Ayakase Riberi, Chiyoko, Asai Ichiko)] Pink Gami to Grade Gami ga Inran Ja Nai Wake Nai! (Touhou Project)
Yumemi Riamu no Tokubetsu Lesson | Riamu Yumemi's Special Lesson
[MillionLove (Yayo)] Perfect Lesson+ -Shibuya Rin Choukyou Kirokusyu - (THE IDOLM@STER CINDERELLA GIRLS)
[Happy Present (Manmer)] Jinsei Tenkan Gacha ~Kyou kara Anata wa Onnanoko~ [English] [Sensualaoi] [Digital]
(COMIC1☆14) [OrangeMaru (YD)] Summer Lesson (Fate/Grand Order) [Chinese] [无毒汉化组]
(C88) [SOUND MILK (Otochichi)] Princess Sakusei Lesson (Go! Princess PreCure) [Chinese] [沒有漢化]
[Bobobo] Hokou I Tengoku | Remedial Lesson (COMIC Megastore 2009-03) [English] {doujin-moe.us}
(C87) [MillionLove (Yayo)] Perfect Lesson 3 -Shibuya Rin Haisetsu Choukyou- (THE IDOLM@STER CINDERELLA GIRLS)
(C74) [HAPPY WATER (Kizaki Yuuri)] Musume Musume. (Macross Frontier)
(C80) [AREYOUHAPPY? (Asai Ichiko)] Kari Nyan Nyan Soushuuhen Classic (Monster Hunter)
(C95) [HappyBirthday (MARUchang)] Eine Kleine (Fate/Grand Order) [Chinese] [胸垫汉化组]
[Souko Souji] Himitsu no Umanari Tokubetsu Lesson | The Secret to Horses, Special Lesson (COMIC Tenma 2013-08) [English]
(SC42) [Happy Birthday (MARUchang)] Flatliner (Various)
(C82) [Condiment wa Hachibunme (Maeshima Ryou)] CHEMICAL HAPPY!! (Smile Precure!)
(C92) [Happiness Milk (Obyaa)] Scarlet Hearts 2 (Touhou Project)
(Tora Matsuri 2015) [Happy Birthday (MARUchang)] Nishikidaitei-chan no Kotoba dewa nai kamo kore wa Teitoku-tachi no Kotoba (Kantai Collection -KanColle-)
Bel to Lesson | Lesson With Bel
(C86) [Chinchintei (chin)] Iku-san to Kyousei Sex Lesson (Touhou Project)
[happy turn] Endless Teidou (Suzumiya Haruhi no Yuuutsu)
[Yam] Ballet Lesson (Comic LO 2016-06) [Chinese] [CE家族社]
(Toramatsuri2010) [Happy Birthday (Maruchan)] WANNA be BRILLIANT (K-ON!)
[Hashibiro Kou] Sanbiki ga Yuku! LESSON.01-02 [Chinese] [脸肿汉化组]
(Love Song ☆ Lesson ♪ 9th) [Usodatoitteyo. (Nekome)] Shoshin to Kami-sama (Uta no Prince-sama)
(Seishun Cup 13) [Onigiriya (Omusubi)] Zunouha Kagai Lesson (Inazuma Eleven GO)
[Happiness Milk (Obyaa)] Hentai Koishi wa Senyou Maso Hole (Touhou Project) [Digital]
(C74) [HAPPY PARANOIA (Wanashiro Giovanna, Hasumi Elan)] Umi no Hana (Real Drive)
(C66) [Happy Water (Kizaki Yuuri)] Restraint. (Fate/stay night)
Happy Happy Friends!
[Ana Futatsu (Wenajii)] Youmu to Lesson (Touhou Project)
(SC65) [Singleton (Azuma Yuki)] Sharo to Rize no Himitsu no Lesson (Gochuumon wa Usagi desu ka?)
(C71) [HAPPY WATER (Kizaki Yuuri)] To LOVEtte Ikou! | Let's Go! To Love (To LOVE-Ru) [English] {doujin-moe.us}
[VOLUTES (Kurogane Kenn)] Happy Happy Samba Machine (BanG Dream!) [English] [WindyFall Scanlations] [Digital]
(Puniket 36) [Vagina Dentata (Hirota Masatane)] Michiru no Otona Lesson (PriPara)
(SC40) [Happy Paranoia, Shikkokuno J.P.S. (Wanashiro Giovanna, Hasumi Elan)] milker (Kamen no Maid Guy)
(COMIC1☆3) [HAPPY WATER (Kizaki Yuuri)] Colorful K-ON! (K-ON!)
Happy? unhappy?
[Shunjou Shuusuke] Home Lesson 1-2 [English][Decensored]
(SPARK9) [Shikisho (Inaka Shinshi)] Tachibana Coach no Kojin Lesson (Free!)
(SC41) [Happy Paranoia, Shikkokuno J.P.S. (Wanashiro Giovanna, Hasumi Elan)] FLAME UP (To LOVE-Ru)
(C94) [Suimitsutou Koubou (Momo no Suidousui)] YukiChinpo Futanari Yukiho to Ritsuko ga Lesson Suru Hon (THE IDOLM@STER)
[DATE] Honey Lesson (Jun-ai Kajitsu 2011-05) [English] =Team Vanilla= [Decensored]
Himitsu no Umanari Tokubetsu Lesson | The Secret to Horses, Special Lesson
(C64) [BoLT-KING (Kanetaka Souichi, MU.)] Nadja OOO Lesson (Ashita no Nadja)
[Sawada Furope] Hitozuma Lesson
[VOLUTES (Kurogane Kenn)] Happy Happy Samba Machine (BanG Dream!) [Chinese] [Digital]
[AREYOUHAPPY? (Asai Ichiko)] RealHeart (Kamikaze Kaitou Jeanne)
[FAKESTAR, Happy Man, RUBBISH Selecting Squad (Miharu, Namonashi, Suzuki Kyoutarou)] Omake Hon (Various)
(CR34) [Studio Wallaby (Bonehead)] Skuld Lesson 3 (Ah! My Goddess)
[Mikami Cannon] Happy Birthday Rental Kareshi | Happy Birthday Rental Boyfriend (Zecchou Yokkyuu) [English] [Noraneko]
[Kamitou Masaki] Manami Sensei no Kougaigakushuu | Manami Sensei's Outdoor Lesson [English] [hong_mei_ling]
(C82) [Happiness Milk (Obyaa)] H na Youmu no Okaimono | Youmu's sexy shopping (Touhou Project) [English] [SMDC]
(COMITIA112) [A-Lucky Murashige no Ran (A-Lucky Murashige)] Special Lesson (Dungeon ni Deai o Motomeru no wa Machigatteiru Darou ka) [English] [EHCOVE]
(C70) [Happy Man (Suzuki Kyoutarou)] Unhappy Girl b/2 (Higurashi no Naku Koro ni [When They Cry - Higurashi])
(C91) [Happy Aroma (Aoi Yun)] Tsushima Yohane no Sainan (Love Live! Sunshine!!)
(COMIC1☆11) [HAPPY WATER (Kizaki Yuuri)] Kono Subarashii Damegami ni Itazura o! (Kono Subarashii Sekai ni Syukufuku o!)
(Reitaisai 14) [Happiness Milk (Obyaa)] Komeiji Shimai wa Hentai Maso Hole (Touhou Project)
(SC2018 Autumn) [HappyBirthday (MARUchang)] GOOD and EVIL (Zombie Land Saga)
(C81) [Hanamiduki (Miduki Shou)] Miki-teki☆☆Lesson (THE iDOLM@STER) [ENG] [cowsrkool] [Digital]
[Kamitou Masaki] Manami Sensei no Kougaigakushuu Ch. 7 | Manami Sensei's Outdoor Lesson Ch. 7 [English] [hong_mei_ling]
[TinkerBell] [Full Color Seijin Han] Doki Doki Oyako Lesson ~Oshiete H na Obenkyou~ Dainiwa Complete Ban [Digital]
(Reitaisai 12) [Happiness Milk (Obyaa)] Yuuwaku Usagi wa Mazo Usagi (Touhou Project)
(C89) [Nejimaki Kougen (Kirisawa Tokito) B.B Lesson (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [EGO自漢化]
(Reitaisai 13) [Happiness Milk (Obyaa)] happinessuwako (Touhou Project)
(C74) [Stapspats (Hisui)] Rukia to Sharon no Dokidoki Mizugi Lesson (Quiz Magic Academy)
(C89) [Handful☆Happiness! (Nanahara Fuyuki)] Chitsujo Breakin' (Granblue Fantasy) [Chinese] [无毒汉化组]
Yogari Kyoshitsu Hentai Lesson | 요 가교실 변태 lesson
(COMITIA112) [A-Lucky Murashige no Ran (A-Lucky Murashige)] Special Lesson (Dungeon ni Deai o Motomeru no wa Machigatteiru Darou ka)
[Kamitou Masaki] Kaiketsu!? Zenra Knight Ch. 2 | Love Lesson!! Disciplinary Teacher's Dangerous Maths Formula [English] {Qan[T] Translations}
(C92) [Handful☆Happiness! (Nanahara Fuyuki)] HONEY CAGE [Chinese] [无毒汉化组]
Happy Go LUCKY!!
(COMIC1☆9) [HappyBirthday (MARUchang)] GIFT!! (Kantai Collection -KanColle-)
(C92) [Handful☆Happiness! (Nanahara Fuyuki)] HONEY CAGE [English] [Doujins.com]
(C77) [Monte Carlo-ya (Sena Monaco)] Innyuu Lesson (DREAM C CLUB)
(C83) [Endorphin (Sakura Alta)] Private Lesson (THE IDOLM@STER) [English]
[San Kento] Jokyoushi Chiketsu Lesson - Teacher's Love Hole Lesson
(C90) [Happy Drive! (Yofukashi)] Kawaii Youmu-san ni Ecchi na Koto o Shite Morattari Iki toka Nioi o Suitai. (Touhou Project)
(CSP6) [Brown sugar (Miyasaka Naco)] Love Love Lesson Nyan (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [脸肿汉化组]
[Tonnosuke] Izumi-Sensei no Milky Lesson | Izumi-Sensei's Milky Lesson (Bokurano Multi Choukyou Scenario) [English] [SaLamiLid]
[FEI] Sensei's Secret Lesson Ch. 1-2 | Sensei no Himitsu Jugyou Ch. 1-2 [English] [Lazarus H]
(C94) [Suimitsutou Koubou (Momo no Suidousui)] YukiChinpo Futanari Yukiho to Ritsuko ga Lesson Suru Hon (THE IDOLM@STER) [Chinese]
(C84) [zero-sen (xxzero)] 3D no X to Y de Happiness?! (Pokemon)
[shakestyle (ShAKe)] Sena-senpai ni yoru Kobato-chan Kijoui Lesson (Boku wa Tomodachi ga Sukunai)
(SC2019 Spring) [HappyBirthday (MARUchang)] Too~ttemo Kawaiilya (Fate/Grand Order)
[Fuetakishi] Futari no Hoken | Their Health Lesson (COMIC X-EROS #24) [English]
(C83) [Happiness Milk (Obyaa)] Nikuyokugami Gyoushin - Carnal desire in God [Again] - | Faith in the God of Carnal Desire - Carnal Desire in God [Again] (Touhou Project) [English] {Sharpie Translations}
[Shoujo Gesshoku (Shimao Kazu)] Otome Lesson Arpeggio (Arpeggio of Blue Steel) [English] [Tigoris Translates]
[pink-noise (Mizuiro Megane)] Girl on Mom: Himitsu no Bust Lesson | Girl on Mom: Secret Bust Lesson [English] {/u/ scanlations}
(C72) [Happy Water (Kizaki Yuuri)] Colorful Hayate. (Hayate no Gotoku!)
(C88) [Attendance Number 26 (Niro)] Cinderella to Ecchi na Lesson (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [佳奈助汉化组]
(SC56) [Jikomanzoku (Akitsuki Itsuki)] Momoka no Momoiro Lesson (THE IDOLM@STER CINDERELLA GIRLS)
(C83) [Happiness Milk (Obyaa)] Nikuyokugami Gyoushin ‐ Shrine maiden x Lechery maidens ‐ (Touhou Project)
[Maeshima Ryou] Pakokkusu (Kirakira Otona Lesson) [English] {Hennojin}
(Reitaisai 7) [Happiness Milk (Obyaa)] Nikuyokugami Gyoushin - Carnal desires in God - (Touhou Project) [English] =LWB=
[Kamitou Masaki] Manami Sensei no Kougaigakushuu Ch. 3-4 | Manami Sensei's Outdoor Lesson Ch. 3-4 [English] [hong_mei_ling]
[Happy Water (Kizaki Yuuri)] Paradesu | Paradise (Gundam SEED Destiny) [English] [SaHa]
[HAPPY WATER (Kizaki Yuuri)] Paradesu (Gundam SEED DESTINY)
[Yamabuki Zarame] Man-to-man Lesson [Digital]
(C92) [Happiness Milk (Obyaa)] Scarlet Hearts 2 (Touhou Project) [English] [Hardcore-translations]
[A-Girls(Manno Rikyuu)] Imouto Lesson onedarikko no ochiccha na asoko
(C77) [AREYOUHAPPY? (Asai Ichiko)] GuildDreamClub (Ragnarok Online)
(COMIC1☆11) [Happy Birthday (MARUchang)] Kicchauzo Awayokuba (Fate/Grand Order) [English]
[Sansyoku Amido.] Pure Lesson
(COMIC1☆5) [Popochichi (Yahiro Pochi)] Lesson Minchi (Hanasaku Iroha) [English] [Soba-Scans]
[Happy Turn] Goukan!! (K-ON!)
(C93) [Trinity Kyoudan (Yukisaki MIALE)] Scathach Shishou no Dosukebe Lesson (Fate/Grand Order)
(C75) [16kenme (Sato-satoru)] Watarase Jun Arcade Compilation (Happiness!) [English] [SaHa]
(C90) [Handful☆Happiness! (Nanahara Fuyuki)] FALL DOWN (Granblue Fantasy)