(C85) [Gainamon (Natsu no Koucha)] Kogasa No Okuchi Lesson! (Touhou Project)
Kaikan Hitodzuma Gakuen
[Chiba Dirou] Kaikan Onee-san!! [English] [Tonigobe]
Perfect Lesson 2 Shibuya Rin Hentai Choukyou-
[Keno Yantarou] Tanoshii Kagai Jugyou - Happy Extracurricular Lesson [Chinese]
[Senor Daietsu] Kyonyuu Jukubo no Abunai Kaikan [Digital] [Part 1] [Incomplete]
[Maeshima Ryou] Kirakira Otona Lesson [Digital]
[Nyagomaru] Shinshoku no Kaikan
Mesuochi Lesson
[Machigi Ruru] Kaikan Yuugi
[Shinkaikan (Kasei Kumoto)] Iku no Self-Bondage Taiken Kanzen Soubi -Junbi Hen- (Touhou Project) [English] [Mikodayo] [Digital]
[Anthology] Ryoujoku Gakkou Vol. 24
[Shunjou Shuusuke] Kojin Jugyou | Private Lesson (COMIC MUJIN 2012-08) [English] [darknight]
KAIKAN LOOP
Keizoku-shiki Kaikan Bitchhike Tour
Lesson #3
[Abe Manabu] Kaikan Gensoku
Private Lesson (yaoi)
[Yamabuki Zarame] Man-to-man Lesson [Digital]
Lesson no Ato ni wa | After The Lesson
(C93) [Akusei-Shinseibutsu (Nori)] Kahili Pro no Hole in One Lesson (Pokémon Sun and Moon) [English] [PerceptivePercival]
[Okumoto Yuuta] Double Lesson Okawari [English] [Steven_Even + ichaos]
Kyonyuu Jukubo no Abunai Kaikan Ch. 1-2
Supplementary Lesson
Lesson!
Sensei's Secret Lesson Chapter 4
[FEI] Sensei's Secret Lesson Ch. 1-2 | Sensei no Himitsu Jugyou Ch. 1-2 [English] [Lazarus H]
(Zenkai Cadence) [Ohanami (Namio)] Lesson! (Yowamushi Pedal)
[Maita Keikaku (Sennomori Maitake)] Kaikan Mesu Ochi ~DK Miyu, Hajimete no Mesuiki~ [English] [mysterymeat3] [Digital]
Kaikan, n-Hou! Shukii | Ooh More Dick! C'mon Ravage This
[Yamadamaya (yama)] Kaikan Busshitsu ver.0.6
(C75) [UniniGumi (Unini Seven)] Seidorei Ayanami ~Kaikan Choukyou~ | Sex Slave Ayanami ~Pleasure Training~ (Gendoh Tentacle Project) (Neon Genesis Evangelion) [English] [q91]
[Anthology] Ryoujoku Gakkou Vol. 23 Loli Loli Kyoushitsu
[Ponkotsu-ki (Wakasou)] Kaikan! Kaiten! High Tech Brush [Chinese] [白女西示汉化] [Digital]
Perfect Lesson 6 - Honda Mio Yagai Choukyou
(C92) [Millionlove (Yayo)] Perfect Lesson 7 - New Generations Haisetsu Stage (THE IDOLM@STER CINDERELLA GIRLS)
(C86) [Basutei Shower (Katsurai Yoshiaki)] SEX p.a.r.t.y -hard drug lesson- (Love Live!) [English] {KFC Translations}
[Poncocchan] Candy Lesson (Nodohame) [Chinese] [4K漢化組]
[Crimson (Carmine)] Kaikan Soushuuhen (Final Fantasy 7) [Digital]
(Bokura no Love Live! 10) [Kurocan (Itsuki Kuro)] MakiRinPana na Dousei Lesson 3.5 | MakiRinPana's Lessons on Living Together 3.5 (Love Live!) [English] [GiB]
[Shinobu Tanei] Gimai Lesson Zenpen | Stepsister Lesson Ch. 1 (Imouto Netsuai Ryouiki) [English] {woootskie} [Decensored]
[Abe Manabu] Kaikan Rensa
(Bokura no Love Live! 10) [Kurocan (Itsuki Kuro)] MakiRinPana Dousei Lesson 3.5 (Love Live!) [Chinese] [Mali汉化]
[NABURU] Gakusei Kaikan [Chinese]
Jiku Toki Variable Fox ~Kutsujoku! Olga Eater no Kaikan~
(C77) [Monte Carlo-ya (Sena Monaco)] Innyuu Lesson (DREAM C CLUB)
(Love Song ☆ Lesson ♪ 11th) [Tsukioboro (Oki Yuri)] EcstasyLove (Uta no Prince-sama)
[Anthology] Seikatsu Shidou - Ai no Namaiki Lesson [Digital]
[Yumesaki Sanjuro] Chiteki Onna Kyoushi Mitsuana Hoshuu - Indecent teacher love hole lesson.
[Yanagawa Rio] Kaikan Rankiryuu! First Fuck!! | Turbulence of Pleasure! First Fuck!! (Comic Masyo 2007-07) [English] {shinkage}
[Arai Kaikan] Dorei Juu
[Crimson] Binkan Idol to Kaikan Ghost
Kaikan Signal
(Reitaisai 9) [SANGENKAIDOU (Mifune Yatsune)] Koishichan no DOKIDOKI Ochinpo Lesson (Touhou Project)
[Kusui Aruta] Cross Heart (Kaikan Cherish!) [Chinese] [漢化組漢化組]
(C95) [Tanpanizm (Razz)] "Kawaii" Lesson Onegaishimasu!! (THE IDOLM@STER CINDERELLA GIRLS)
[Xiaowoo] Kaikan Change ♂⇔♀ ~Hajimete wa Onna no Karada de~ (1) [Digital]
(C92) [AliceCreation (Rucu)] Yumekawa Service Lesson (PriPara)