(C74) [Secret Marchen. (Kabosu)] Killer Queen (Beatmania)
(C69) [kappa rai tei (Tsugaramamoru)] Secret Lesson (THE iDOLM@STER)
[Goban] Iinchou no Kagai Jugyou | Class President's Extracurricular Lesson (Comic Megastore H 2012-05) [English] {numberkawshin} [Digital]
Private Lesson [English] [Rewrite] [ComicDT]
[Ootsuka Reika] Dokidoki☆Dekiai Lesson! | Heart-Pounding Doting Lesson! (COMIC LO 2014-10) [English] [Team Koinaka+Flatopia]
(C73) [Otaku Beam (Ootsuka Mahiro)] [24→←14] lesson#3
(C87) [Pucchu (Echigawa Ryuuka)] Konoha no Secret Service | Konoha's Secret Service (Naruto) [English] {doujin-moe.us}
[Captain-OKITA & RYOUJI] Beast Lesson (Bible Black)
[Tuna Empire] Houkago Dorei Club 2 Jigenme | After School Slave Club Second Lesson [English]
BAKIBAKI LESSON
(C86) [Secret Society M (Kitahara Aki)] ZEON LOST WAR CHRONICLES (Mobile Suit Gundam Lost War Chronicles)
[Yuugiri] Immoral Lesson (COMIC Megastore Alpha 2013-09) [English] {constantly} [Digital]
Horoyoi 3P Sex Lesson ~Yuujin Couple Koi no Tehodoki~ Tipsy Threesome
[Bobobo] Hokou I Tengoku | Remedial Lesson (COMIC Megastore 2009-03) [English] {doujin-moe.us}
Swimmer lesson
(Mega Akihabara Doujinsai 3) [Yukisizuku (Naganeko)] Secret Lesson (The IDOLM@STER MILLION LIVE!) [Chinese] [吸住没碎个人汉化]
(C94) [Secret Society M (Kitahara Aki)] Kousai Keiken Hitori Keiken Ninzuu 13-nin. (Bishoujo Senshi Sailor Moon) [English] [Doujins.com]
(C84) [Takoyaki-batake (Takoyaki)] Koishi lesson (Touhou Project)
[Ohigetan] Chikan Gakushuu Shidou Youryou + Chikan Gakushuu Shidou Youryou ~Kougakunen Muke Koubi Lesson Hen~ | The Molester ♡ Study Guidance Essentials+Copulation Lesson with Middle Schoolers Compilation [English] [Striborg]
[Keno Yantarou] Another Lesson
Secret×Secret
(C85) [Gainamon (Natsu no Koucha)] Kogasa No Okuchi Lesson! (Touhou Project)
(Love Song ☆ Lesson ♪ 14th) [GOOD ANIMALS (Inukai)] Tokiya to Halloween no Monogatari (Uta no Prince-sama)
Secret x Secret - Keep it a Secret Promise
[Okayusan] Piano Lesson (COMIC anthurium 023 2015-03) [Chinese] [黑条汉化]
(C93) [Akusei-Shinseibutsu (Nori)] Kahili Pro no Hole in One Lesson (Pokémon Sun and Moon) [English] [PerceptivePercival]
(C47) [Secret Society M (Kitahara Aki)] Gesshoku (Darkstalkers)
[Mangetsu Ujiya (Tekorun)] Ryochin Lesson (THE IDOLM@STER DearlyStars) [Digital]
Their Health Lesson
[Okumoto Yuuta] Lesson for Me! (COMIC Kairakuten BEAST 2016-01) [English] [N04h]
(COMIC1☆14) [Moe Hime Rengou (xin, obiwan)] FGO Carnival 19 - Kyuukyoku no C.C.C. Namaiki Kouhai-chan to Nama Lesson (Fate/Grand Order) [Chinese] [三日月TS私人漢化翻譯]
A Special Hypnosis Lesson after School
(Love Song ☆ Lesson ♪ 13th) [OCELOT (Kadita)] Aka ni Nokoru Adabana (Uta no Prince-sama)
Lesson for Me! | ¡Lecciones para mí!
(CSP6) [Brown sugar (Miyasaka Naco)] Love Love Lesson Nyan (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [绅士仓库汉化]
[Aoki Kanji] Imouto Lesson (COMIC Anthurium 2014-05) [Chinese] [大爆射漢化姐]
(COMIC1☆10) [Ninokoya (Ninoko)] BiBi Lesson (Love Live!) [Chinese] [脸肿汉化组]
(COMIC1☆14) [Moe Hime Rengou (xin, obiwan)] FGO Carnival 19 - Kyuukyoku no C.C.C. Namaiki Kouhai-chan to Nama Lesson (Fate/Grand Order) [Chinese] [三日月TS私人漢化翻譯]
(C84) [Secret Society M (Kitahara Aki)] Inyoku no Kan 365 (Space Battleship Yamato 2199)
[Yuzuki N Dash] Kanojo no Himitsu to Himitsu no Kanojo | Girlfriend's Secret, Secret Girlfriend (Futanarikko Lovers 2) [English] {Tigerhorse}
Lesson
Happy Lesson - Tanoshi
[Yam] Ballet Lesson (Comic LO 2016-06) [Chinese] [CE家族社]
(C89) [Secret Society M (Kitahara Aki)] Venus VS Chuunen Dansei Kyouyu (Bishoujo Senshi Sailor Moon)
[Branshea] Zetsurin Golf Lesson 1-3 [Digital]
Secret Recipe 3-shiname | Secret Recipe vol. 3 (decensored)
[Rico] love love lesson (Manga Bangaichi 2016-01) [Chinese] [绅士仓库汉化]
Onee-san no First Lesson
[Aoki Kanji] Imouto Lesson (COMIC Anthurium 2014-05) [English] [hardicondor]
(C90) [H-SQUAD (Guglielmo)] Hokentaiiku Jisshuu Jugyou ~Onnanoko no Karada no Shikumi Hen~ | Health and Physical Education Practice Lesson ~Girls' Anatomy~ [English]
(C92) [Millionlove (Yayo)] Perfect Lesson 7 - New Generations Haisetsu Stage (THE IDOLM@STER CINDERELLA GIRLS)
(C93) [Kaleido Circus (Nagihashi Coko)] Sendai Nee-san no Yasen Lesson (Kantai Collection -KanColle-)
Cheerful Gift Lesson
(C94) [METAL-WIND (Sangou)] Oppai Member Paizuri Lesson (Kantai Collection -KanColle-) [English] [ZuriRaba]
(C35) [Secret Society M (Kitahara Aki)] ANICE - Toki no Hanataba (Sonic Soldier Borgman)
[Fei] Kyuuketsu Jokyoushi No Kenzoku Seikatsu ~ Lesson with Vampire ~ [Chinese] [xiao7xi漢化]
Secret Recipe 3-shiname | Secret Recipe vol. 3
(C85) [Succuma-ya (Fukumaaya)] Houkago Tokubetsu Saimin Gakushuu | A Special Hypnosis Lesson after School [English] [biribiri]
Erina-sama no Secret Recipe | Erina's Secret Recipe
(C79) [Nounai Ekijiru (Somejima)] Ke-ne Sensei no Houkago Lesson (Touhou Project)
[23.4do (Sazaki Ichiri, Kazuto)] LESSON 1 (Vocaloid) [2008-01-20]
(C89) [Nekopunch Bashibashi (Nyangorou)] Private Lesson (THE IDOLM@STER)
[Tonnosuke] Izumi Sensei no Milky Lesson (COMIC Shingeki 2012-05)
(C78) [Secret Society M (Kitahara Aki)] ZEON LostWarChronicles "Invisible Knights no Nichijou" & "Elran Kanraku." (Gundam)
Cheerful Gift Lesson Part 3
Honey Lesson
[Shunmin Mutsumi] Slave Lesson
(C82) [Chagashi Saiban (Yamabuki Mook)] Lesson! (IS <Infinite Stratos>)
[Otafukutei] Tane Tsuke Lesson