(C85) [slice slime (108 Gou)] Dunois-san Kyouikuteki Shidou desu! | That's a Very Instructive Lesson, Dunois-san! (IS <Infinite Stratos>) [English] [Rapid Switch]
[Ichio] Imo Suku Onsen | Little Sister School Swimsuit Onsen (COMIC Tenma 2011-01) [English] [Yoroshii]
[Shimoyakedou (Ouma Tokiichi)] After Lessons (THE iDOLM@STER) [Digital]
(C77) [FukaFuka Tenshoku (Popuran)] Mizugi no Valkyria | Swimsuit Valkyria (Valkyria Chronicles) [English] {doujin-moe.us}
(COMIC1☆2) [Hakkekkyuu Sekkekkyuu (Zekkyou)] Haru na noni sukumizu de iin desu ka? | Even through it's spring, are swimsuits ok? (The Melancholy of Haruhi Suzumiya) [English] [RaikenTB, 4dawgz]
My Swim-teams's Kouhai had a Sex Change and is too Slutty
[Yamabuki Zarame] Man-to-man Lesson [Digital]
[Survival Knife] Skyfish wa Oyogenai | Skyfish Can Not Swim (COMIC HAPPINING Vol. 1) [Chinese] [沒有漢化]
Mizugi Sakuseiou ni wa Katenai | Can't Win Against the Swimsuit Cum-Draining King
(C93) [Lovelante] You Chika After Lesson (Love Live! Sunshine!!)
[Ishiba Yoshikazu, Rohgun] Sengoku Gakuen Senki Nobunaga! ~Inka Ryouran, Mizugi Taisen!~ Genteiban | Sengoku Academy Fighting Maiden Nobunaga! ~Lewd Flower Profusion, The Great Swimsuit War~ [English] [Kizlan]
(COMIC1☆14) [OrangeMaru (YD)] Summer Lesson (Fate/Grand Order) [Chinese] [洨五組]
When She Changes into a Swimsuit...
(C85) [Gainamon (Natsu no Koucha)] Kogasa No Okuchi Lesson! (Touhou Project)
[Haitoku Sensei] Ano! Okaa-san no Shousai ~Shimin Pool Hen~|Oh! Mother's Particulars ~Public Swimming Pool~[English][Amoskandy]
[Yoshida Gorou Shoukai (Yoshida Gorou)] Happy Birthday 2 - Nyotaika Shita no de Mizugi o Kai ni Ittemita | Happy Birthday 2 - Because I have the body of a girl, I tried going shopping for swimsuits. [English] [Digital] [MMAG Translations]
Natsu no Lesson - Summer Lesson
[Sangatsu Usagi] Futari no Sugar Lesson
[Himuro Serika] Nyotaika Suieibu ~Ikutabi Onna ni Nacchau Ore no Karada~ 4 | Nyotaika Swim Club I Turn into a Girl When I Cum! 4 [English] [gender.tf] [Incomplete]
(C81) [Hanamiduki (Miduki Shou)] Miki-teki☆☆Lesson (THE iDOLM@STER) [Digital]
(Puniket 36) [Vagina Dentata (Hirota Masatane)] Michiru no Otona Lesson (PriPara)
Nuruneba Swimmer!! - the Sweaty Sticky Swimmer!! | 濕潤黏滑☆泳者~!! 甜蜜黏稠的夏日回憶!!
(GOOD COMIC CITY 23) [Fuzainoyamada (Fuzai Yumoto)] LESSON (Boku no Hero Academia)
Ryuu no Majo to Mizugi Ecchi Suru | Swimsuit Sex With The Dragon Witch =White Symphony=
[Otochichi] Double Lessons (Omae wa Watashi no Shasei Ningyo) (English)
Swimmy
Sachiko Saimin Lesson no Maki
(CR33) [Studio Wallaby (Bonehead)] Skuld Lesson 1 (Ah! My Goddess)
[Ranman] Himitsu no Kichi de XXX 2 (Lessons №15-16)
[Okumoto Yuuta] Lesson for Me! (Koizome Marking) [English] [N04H]
(C72) [from SCRATCH (Johnny)] SECRET LESSON 2 ☆ Teana to Erio de StS ☆ (Mahou Shoujo Lyrical Nanoha StrikerS)
[Granada Sky (Mogiki Hayami)] Mayonaka no Tokubetsu Lesson | Special Midnight Lesson (Go! Princess Precure) [English] {5 a.m.} [Digital]
Master Daisuki Wanko-kei Mizugi Maid na Okita-san | Dog-type Swimsuit Maid Okita who loves Master
[Tonnosuke] Izumi-Sensei no Milky Lesson + Bangai-Hen | Izumi-Sensei's Milky Lesson + Extra Chapter (Bokurano Multi Choukyou Scenario) [English] [SaLamiLid]
Girl Athlete - Misery Training ~Swimming~
Hitonatsu no Swimming memory
(C88) [MillionLove (Yayo)] Perfect Lesson 4 -Shibuya Rin Shimamura Uzuki Choukyou- (THE IDOLM@STER CINDERELLA GIRLS)
[Ootsuka Reika] Dokidoki☆Dekiai Lesson! | Heart-Pounding Doting Lesson! (COMIC LO 2014-10) [English] [Team Koinaka+Flatopia]
(C84) [SwimS (Komano Mako)] Swimmer in the Dark (Kuroko no Basuke) [English] [biribiri]
(C92) [Millionlove (Yayo)] Perfect Lesson 7 - New Generations Haisetsu Stage (THE IDOLM@STER CINDERELLA GIRLS)
Nadeshiko Swim
(C84) [SwimS (Komano Mako)] Swimmer in the Dark (Kuroko no Basuke) [Sample]
(C81) [Nanairo Koubou (Martan)] Swim Angel [English] =Short Wharf=
(C94) [Rocket Chousashitsu (Koza)] LOVE AYA Natsu da! Pool da! Aya-chan da! Futari no Summer Lesson (Touhou Project)
(C88) [Koppun (Hone)] Go! Kirakira Princess Lesson! (Go! Princess PreCure)
[isao] Mizugi to Oneechan! | Swimsuit and Onee-chan! (COMIC 0EX Vol. 24 2009-12) [English] [YQII] [Decensored]
XXX Lessons Story 01 [English]
(Dai 8-ji ROOT4to5) [+810 (Yamada Non)] Chuunen Doutei Jishou Master to Jutsu Aniki no Supplementary Lesson (Fate/Grand Order)
[Haruki] Swimming Classes [English] [1008]
[Himuro Serika] Nyotaika Suieibu ~Ikutabi Onna ni Nacchau Ore no Karada~ 7 | Nyotaika Swim Club I Turn into a Girl When I Cum! 7 [English] [gender.tf]
[A-Girls(Manno Rikyuu)] Imouto Lesson onedarikko no ochiccha na asoko
(C76) [Nagiyamasugi (Nagiyama)] Hoshii Miki no H na Lesson (THE IDOLM@STER)