[Yuuki HB] 1 Piston de Bareru Uso ~Jishou Bitch wa Ubu ni Nureru~ | Busted in One Thrust Ch. 1 - 13 [English] [Ongoing]
Seireki 4999-nen no chinji
[Na mo naki] Ore ga on'na ni shite yaru yo ~ toshiue kareshi wa, ueteōkami ni naru?~ | 让我将你变成女人吧~年上男友,化身饥渴大野狼?~ 1-12 [Chinese] [莉赛特汉化组]
Mat Undou de Sexercise
Humming Shoujo-tai 11
(C55) [Kaiten Sommelier (13.)] 6 Kaiten Anna-chan no Danshi Eiseikou Hen (Battle Athletes Daiundoukai, Bishoujo Senshi Sailor Moon)
WEEKLY Kairakuten 2021 No.13
Koushoku Saishuuwa ~ Mitarai Kounosuke ~
(C96) [Undouken (Kosuke)] Sleepless Night at the Female Draph's Room (Granblue Fantasy)
[Milk Orange] Heibon JK-chan ga Loli Uchuujin-chan ni Shintai Chousa Sarechau Hanashi
[Onbundou, clap! (Takiyama Hajime, Toshinawo)] Zenra Roshutsu Meirei [English] {Munyu} [Digital]
[Undergroundou] Haru no Shura - Seifuku Shounen to Geshuku Daigakusei no Ikenai Kankei -
Disaster
(C57) [Nakayoshi Mogudan (Mogudan)] Chou Undoukai Chou Akari House (Battle Athletes Daiundoukai)
Paimori
[Drill Murata] Ikumade... Piston! - Do the piston until breaking Ch. 1-7 [English] [Zen]
WEEKLY Kairakuten 2021 No.36
[Drill Murata] Ikumade... Piston! - Do the piston until breaking
Dare ni mo Ienai
[Anthology] Mitsugo wa Yoru mo Mitsudomoe (Mitsudomoe)
WEEKLY Kairakuten Vol.7
Kotegawa x Kouchou x Mob Danshi Harenchi Undoukai Ouen Kassen
Shimamura-san to Yoru no Daiundoukai
(C77) [Ringo Gakuen (Mayonnaise.)] Joseiki-nai no Piston Undou ni Yoru Masatsu Taiden wo Riyou shita Hatsuden System no Rekishi | History of Piston Friction-Powered Electricity Generation System Via the Female Reproductive Organ [English] [DesuDesu]
Junbi Undou
(C81) [Kaishundou Honpo (Kaishundou)] SSS-tai no Okite (Mitsudomoe)
Zenra Undoukai ~ Zettai Fukujuu Control
[Nishizawa Mizuki] Nanami-san to Aoi-kun (COMIC Shitsurakuten 2021-07) [Chinese] [裸單騎漢化] [Digital]
[kedamono (Tori Hrami)] Naisho no Undoukai [English] {Shotachan} [Digital]
(C82) [Hikari no Tomoshibi (Kousoku)] Touhou Bondage Undoukai!! (Touhou Project)
[Shimajiya (Shimaji)] Sae-chan Kikaku Series 4 ~Piston Vibe de ikimakuri!~ [Digital]
Futari no Bonnou Hassan!!
(C78) [Bronco Hitoritabi (Uchi-Uchi Keyaki)] Boku no Watashi no Mugen no Super Bobobbo Taisen LOE Masou dayo Nekketsu Undoukai (The Lord of Elemental, Mugen no Frontier)
(C82) [Kaishundou Honpo, Tengudou (Kaishundou, Tengudake)] Mitsudomoe Fukkatsu Omedetou-bon (Mitsudomoe)
Rena's Sex Slave Whore Debut
[Fuzuii Undou (Fuzui)] Onigashima Keimusho e Youkoso [English] [jf_translations] [Digital]
WEEKLY Kairakuten Vol.71
[kedamono (Tori Hrami)] Naisho no Undoukai | 运动日的秘密 [Chinese] [本子社汉化] [Colorized] [Digital]
Mei Kaihatsu! Wagamama Body ni Renzoku Piston! 1
(C80) [Kaishundou Honpo (Kaishundou)] Sore yuke!! Team Sugisaki (Mitsudomoe)
Mama-san Undoukai
Ura Daiundoukai (Battle Athletes)
Do-S Undoukai
[Amano Jyaku] Onegai Otonari-san!
Daikirai na Aitsu no Maji Piston
WEEKLY Kairakuten 2021 No.40
Marunomi Seikan Massage-ten "Shokushu Gokkundou"
[Nakayohi (Mogudan)] Ura Daiundoukai (Battle Athletes Daiundoukai)
[Furuya] Seisenshi no Matsuro - Jaken no Syundou - (Soul Calibur)
COMIC Anthurium 2018-11 [Digital]
[DL Mate (Pistonring Nishizawa)] Jikan Teishi Kinou de Mizugi Gal no Kyonyuu o Yaritai Houdai Kui Makuru [Chinese] [Den個人漢化]
Undou Shiyo - Trying to H?exercise♥
DESIRE
[Fuzuii Undou (Fuzui)] Rena's Overseas Debut (Yorumi Rena) [Digital]
Koushoku Ch. 3
Shuchi Nikukan
[Balpanther] Naisho no Undoukai (Puella Magi Madoka☆Magica)
COMIC Shitsurakuten 2019-07
(SC36) [King Revolver (Kikuta Kouji)] Rifle Undou (Tengen Toppa Gurren Lagann)
ゴミは踏み潰してから棄てましょう
Humming Shoujo-tai 10
Kurena-chan no Gohoubi Sex Undoukai
Gohan o Taberu Hon 2
[Fuzuii Undou (Fuzui)] Bikini Armor Yuusha ni Tensei Shita Moto Joshi Chuugakusei-chan no (H na) Isekai Boukentan
Gaticomi Vol. 110
[Intoku.info (Endou Hiroto)] Bakunyuu Onee-san wa Netsu ga Dechau to Hageshiku Undou Shitaku Naru! | The Huge-Titted Onee-san Wants to Sweat Out Her Fever with Exercise! [English] {doujin-moe.us} [Digital]
Bloomer Joshi to 3P Daiundoukai
Dekapai Monku to Shota Chinchin Undougo no Ase Mamire de, Mua~to Suru _ Dekapai Onna no Waki ya Tsuunto Kuru Ashi no Nioi ni Koufun Nugitate no Kutsu wo Okazu ni Shikori Makuru Hanashi 【chinese】
[King Revolver (Kikuta Kouji)] Rider san ni Hen na bou ga haete Zubuzubu saretari Piston undou teki na koto wo shite itadaku yume wo mita (Fate / hollow ataraxia)
(C56) [Onikibitou (Piston)] PISTON WORLD (Various)
(C54) [Bible (Ogata Satomi)] Kyouakuteki Shidou Daiichijou Daikyuukou (Battle Athletes Daiundoukai [Battle Athletes Victory])
(SUPER28 -Ten-) [Tousoku Chokusen Undou (Pain)] Yume de Aetara (Dragon Ball Z)
Doubutsuen no Hashibirokou wa 4
Hakase no How to Hanshoku
Koushoku
Undou shita ato ni ichaicha
issekinicho
あかるい家族性活合集
Yoizuki to Otona Undoukai | 宵月和成人运动会
Rena's Training
(C82) [Hikari no Tomoshibi (Kousoku)] Touhou Bondage Undoukai!! (Touhou Project) [English] [ZeroTranslations]
(C96) [CIRCLE ENERGY (Imaki Hitotose)] Doki Illya-chan Bocchi no Eroero Daiundoukai! (Fate/Grand Order) [Chinese] [白菜汉化组]
(C90) [Tousoku Chokusen Undou (Pine)] What?! (Dragon Ball Z)
YOUNG Kyun! Vol. 2 [Digital]
[Z-Tabukuroneko House (Gyonikun)] Soko ni Ai wa Aru no?! Vol.I DAIDOKAI (Battle Athletes Daiundoukai)
(Puniket 23) [Kaishundou Honpo (Kaishundou)] Miyanantoka-san wa Sanjo-san to Ochikazuki ni Naritai (Mitsudomoe)
(C53) [RoriE-Do (Saeki Takao)] Just meet! (Battle Athletes Daiundoukai)
WEEKLY Kairakuten 2021 No.20
Bakunyuu Inran Magician Kyousei Mesuushi Seidorei Ochi
(C95) [Peromex (Tamanoi Peromekuri)] Kurena-chan no Gohoubi Sex Undoukai | Kurena-chan's Sports Festival Sex Reward [English] [bientaimon]
Kyougaku!! Yabecchi no Kokan ni Ectoplasm o Mita!!
(COMIC1☆13) [Mix Fry (Takurou)] Yoruu wa Neko Musume to Undoukai (Gegege no Kitarou)
[TETRARA (Tokiwa Yutaka)] Seireki 4999-nen no chinji (Battle Athletes) [Digital]
[Bifidus] Undou Kouen no Mitsushima-san [Chinese]
(Shota Scratch 4) [Tokuda (Ueda Yuu)] Undouonchi [English]
Haha to Musuko no Undoubusoku Kaishouhou