(C72) [Rengaworks (Renga)] Ikaho Onsen Monogatari (Lucky Star)
[Meisho Hanten (Haruaki)] A. A. A. 30 Sugite no Ketsu Jijou [Digital]
[LEE] Kemomimi Onsen e Youkoso - Welcome to Kemomimi Onsen [English] [SaHa, Yoroshii]
Meikyuu
The Melancholy of Josuke Higashikata
Judo boy - Kowmeiism
KaeMiyu ga Onsen de Shippori Suru Yatsu
[Wakamiya Santa] Noroware TS Queen (Nyotaika Ryoujoku!!) [Chinese] [瑞树汉化组] [Digital]
[Hanamura Torirou] Nuku Nuku Onsen Oa Sisters 2
[DSB Style (Azuse)] Koume to Onsen Ryokou ni Ittemitara Yapparine. (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
[Amazake Hatosyo-ten (Yoshu Ohepe)] Batsuichi Body Shinobu-san Onsen Ryokou de Ippaku Hen [Digital]
Kiyohime Onsen
Kuttsukiboshi -Abunai Onsen- | -Dangerous Hotspring-
[Hanamaki Kaeru] Ouchi de Pool -Let's Swimming♥- (Otokonoko Friends) [English] [mysterymeat3]
(C87) [Room0016 (Oreiro)] Atago-san to Onsen de Yukkuri Shite Ikimasenka (Kantai Collection -KanColle-) [Chinese] [无毒汉化组]
[Hidemaru] Zokkon! Boin Onsen Vol 2
[Emons] Oidemase! Yorou Onsen (Girls for M Vol. 17) [English] [BSN] [Digital]
[Zaki Zaraki] Boku wa Musekinin Oji-san | My Irresponsible Uncle (COMIC Masyo 2017-04) [English] [Jashinslayer] [Digital]
Ro-chan to Onsen Ryokan de Shippori to desutte | Relaxing With Ro-chan at a Hot Spring Inn.
Sensei no Oshigoto
[Hatarakimasen (Oniyuri)] Love Summer (Dragon Ball Z) [English] [Uncle Bane]
Sailor Delivery Health All Stars ~Onsen Ryokan-hen~
I WANNA BE WITH YOU
Simano (Tsujigiri Onsen) - Tokimeki Houkago Sanjuusatsu
Kokuchou Enbi
(C91) [Tsuki no Uragawa (Romi)] Kanade-san, Onsen ni Issho ni Hairimasenka (THE iDOLM@STER CINDERELLA GIRLS) [Chinese] [Kanade汉化组]
(C82) [G500 (Onsen Nakaya)] Shinobu x Play (Bakemonogatari)
[UU-ZONE (nuezou)] Haha, Onsen ni Iku | Mommy, will go to Hot Springs (Nijisanji) [English] [SatoSatori Fansub] [Digital]
[UU-ZONE (nuezou)] Haha, Onsen ni Iku (Nijisanji) [Chinese] [鬼畜王汉化组] [Digital]
[Agata] Dai Rankou! One Shota Onsen ~Ofuro de Yaritai Houdai~ [English] {vaasi}
TRSK LOG
[Fumihiko] Sunburn Daughter and Massage Uncle
Shounen Kaika
[Nishida Megane] Aijin Keiyaku Onsen Ryokou (Hitozuma Joushi wa Cosplay Dorei) [Chinese] [Digital]
[Aru Ra Une] Oji-sama to ... Love Love | Getting Lovey-Dovey With Uncle (COMIC 0EX Vol. 29 2010-05) [English] [yuripe]
Haha Netori 4 Mama Tenchou, Onsen Ryokou Noukou H-hen
Oni Kiichi Shishou Onsen'niiku
[Eruapo Gundan (Kurabayashi)] Inran Chie-chan Onsen Daisakusen! 3 (Persona 4) [Digital]
(C88) [SSB (Maririn)] Shinjin Mahjong Idol Nodocchi Sanpaku Yokka Chaku Ero Onsen Makura Eigyou (Saki)
Oji no Tsuma - the wife of my uncle
Mewotojitedaite
(C95) [Takeya (Taketora Suzume)] Kuroshio Onsen (Kantai Collection -KanColle-)
A book whose female Takuyoshi-kun is XXed to the enemy Mafia's Mob's uncle.。 sample
(C92) [Takoyaki-batake (Takoyaki Yoshi)] Ro-chan to Onsen Ryokan de Shippori to desutte (Kantai Collection -KanColle-) [English] [Doujins.com]
(C77) [TNC (Lunch)] Onsen Tamamagoto (THE iDOLM@STER)
Boku ha Musekinin Ojisan | My Irresponsible Uncle
[2B (MANA-KO)] Ryouzanpaku Onsen EX Soushuuhen (History's Strongest Disciple Kenichi) [Digital]
(C88) [Hinareya (Onsen Panda)] Million Days (The IDOLM@STER MILLION LIVE!)
Nakadashi Collection 9.0 Harem Irou Onsen he Youkoso ~Dai Rankou! Sao Heroines~
TAKANE PLATINUM
Mogami to Himitsu no Onsen Ryokou
[Kamemushi (Kaminaru Fuyu)] Syokusyu Onsen [Chinese] [沒有漢化] [Digital]
(COMIC1☆13) [Kappa Yousai (Kapa)] Yukki to Onsen Ryokou (THE IDOLM@STER CINDERELLA GIRLS)
KageHi Onsen Yukemuri Ryojou | KageHina's Steamy Hotspring Trip
Noppai to Issho!
Getsukasui Mokukindo Nichi 7
Nezumi no Etoshin to Rei no Onsen de.
[Otokonoko to Onnanoko (Sasaki Saki)] Akogare no Senpai ni ~Akogare no Onsen Ryokou! (Kouhen)~
Mao-chan to Onsen Ryokou ni Iku Hon | A book about going on an onsen trip with Mallow-chan
(C92) [HEADROOM (Oda Haiji)] H-ERO!! 3 -Hail 2 U!- (Boku no Hero Academia) [English] [Uncle Bane]
(C95) [MacaronCrown (Haruruyuco)] Ippai Chiyuki ~Onsen Hen~ (THE iDOLM@STER: Shiny Colors)
Implicity 2 Ch. 1-2
[Aoi Hitori] Onsen Okami Netorare Hiwa Scene 2 (Web Comic Toutetsu Vol. 3) [Digital]
Daiero onsen monogatari | Una historia en las aguas termales
Takenokoya - Onsen Gekisha Dai Sakusen!
Ushio no Onsen Kuchikukan
[Aoi Hitori] Yankee Zuma Kanraku! ~Hitozuma Kanochi Onsen~ [Digital]
(C86) [Circle Eden (Diisuke)] Dopyuu! Marugoto Ninshin Shojo darake no Konyoku Onsen (Touhou Project)
[Anthology] Otokonoko HEAVEN Vol. 29 [Digital]
[Ozaki Akira] Hitoduma Shichou no H na Kaikaku | Married Major's Sexy Reform Ch. 1-4 [English] [erc] [Digital]
DLsite Girl's Maniax Anthology vol.4
Imouto no Kareshi ni Okasareta Watashi ~Onsen Ryokan Hen~
[Smokin' Sick Style (Rokumonsen Kako)] And I'm Home (Puella Magi Madoka Magica) [English]
[MANAMAGU (zen9)] Hitozuma-tachi no Gogo LOVE Version Onsen Hen (CLANNAD) [Digital]
[NCP] Ki ni Itta Ko ni Nakadashi Dekichau Onsen Shima
Onsen Ryokou | Hot Springs Trip
[Sekitan Bukuro (Fey Tas)] Okusama wa Fuujin-sama❤ 2 -Jukuzuma Onsen Abaretabi hen- (Touhou Project)
(C82) [Crazy9 (Ichitaka)] Yakimochi Oji | Jealous Uncle (TIGER & BUNNY) [English] {Silver Lining}
[Puyo] Kaikou Onsen | The Hot Spring of Encounter [English] [Kusanyagi]
(Reitaisai 12) [NERCO (Koikawa Minoru)] Hatate in Tennen Onsen (Touhou Project)
(SPARK10) [Ody! (Mannya)] Occhan no Baka | Stupid uncle (Naruto) [English] [SeekingEyes]
(Reitaisai 12) [Kuma-tan Flash! (Various)] Gensoukyou ni Tanetsuke Oji-san ga Yattekita YA-YA-YA | HOORAY! A Seeding Uncle has made it into Gensoukyou (Touhou Project) [English] [robypoo]
[Higashimidou Hisagi] Nureru Onsen Okami
(C92) [KONOHA (Hotei Kazuha)] Usagi Onsen (THE IDOLM@STER CINDERELLA GIRLS)
[Rokumonsen (Tamahagane)] Roshutsu Shoujo Itan 7 Hen [English] [ATF] [Digital]
[Achunet] One Shota Saimin Onsen
(C90) [A Color Summoner (Kara)] Pichipichi! Chihiro to Kotori de Sutadori Onsen (THE IDOLM@STER CINDERELLA GIRLS)
(C42) [UROBOROS (Various)] KAWA-INOCHI
[Amahara Teikoku (Amahara)] Teisou Gyakuten Sekai Konyoku Onsen [Digital]
[Arsenothelus (Rebis, Chinbotsu)] Hakudaku Onsen! Jinou Hunter (Monster Hunter) [Digital]
[Mavis] Mei Onsen Hen (Houkai Gakuen) [Chinese]
Rendezvous!
(SC2015 Winter) [Inariya (Inari)] Haishin! Shimakaze-kun no Heya (Kantai Collection -KanColle-) [English] [CGrascal]
[Nightmare Express -Akumu no Takuhaibin-] Yokubou Kaiki Dai 294 Shou -Yobai Sarechatta Kyonyuu Onsen GAL Hen- [Chinese] [有条色狼汉化]
(C88) [S.S.L (Yanagi)] Rider-san to Onsen Yado. Sonogo (Fate/stay night) [Chinese] [脸肿汉化组]
[Chinzurena] Mesuiki Shounen Daihyakka [English] [mysterymeat3] [Digital]
[Muchakai (Mucha)] Chii-chan Kaihatsu Nikki Bangai "Onsen Swapping" Hen [Chinese] [無邪気漢化組]
A Trip to the Hot Springs with My Beloved
[Aoi Hitori] Hitozuma Nikutai Yuushi | Wife Carnal Loan (Yankee Zuma Kanraku! ~Hitozuma Kanochi Onsen~) [English] [eric0contact] [Decensored]
[Katou Chakichi] Ojisan to Boku (Otokonoko HEAVEN Vol. 29) [Chinese] [瑞树汉化组] [Digital]
(C83) [upset* (Uni)] Onsen jealousy (Tales of Xillia)
Maybe
[Yanje] Sagisawa Fumika ga Shizuka ni Inemuri Sureba (THE IDOLM@STER CINDERELLA GIRLS) [English] [Uncle Bane]
Meikko Samba | Niece Samba
[Yuruchin Kyouso] Mami to Oji-san | Mami and Uncle (COMIC LO 2022-06) [English] {Mistvern + Bigk40k} [Digital]
[Nigatsu Umare (Sawaki Koma)] Hard Down VER.G (Hyperdimension Neptunia) [English] {uncle q} [Digital]
Mama to Onsen Ecchi | Hot Spring Sex with Mama Raikou
[Saragi (R5)] Onsen Ryokan ni Ikou
[Puyon] Nanimite Haneru? Ch. 2 [English]
[REDchicken] Haha to Watashi (ge) | Mother and I (Second Part) [English] [Uncle Bane]
(C93) [downbeat (Kirimoto Yuuji)] Otokonoko Gakuen apend ~Ero Mangaka no Ojisan to Nenmatsunenshi H-hen~ [English] [mysterymeat3]
[Aoi Hitori] Hitozuma Kanochi Onsen
[Eruapo Gundan (Kurabayashi)] Inran Chie-chan Onsen Daisakusen! 2 (Persona 4)
[Kowmeiism] Master and Pupil
Yukki to Onsen Ryokou
[Haguhagu] Oshiego to Onsen Ryokou (COMIC LO 2018-10) [Chinese] [Badluck1205] [Digital]
Ojisan gomen'nasai… ore, anata no buka ni mechakucha ni okasa remashita. 2
(C86) [Yachu Onsen (Yuuta)] Aigan Tenshi - Love Doll Angel (No Game No Life)
(C79) [Arsenothelus (Rebis & Chinbotsu)] Hakudaku Onsen! Jinou Hunter (Monster Hunter)=Pineapplesr'Us= beta release
(C79) [Arsenothelus (Rebis & Chinbotsu)] Hakudaku Onsen! Jinou Hunter (Monster Hunter)
[Haitoku Sensei] Ano! Okaa-san no Shousai ~Onsen Ryokou Hen~ [Chinese] [心疼爸爸桑个人汉化]
Chihiro to Issho ni Sutadori Onsen Kakinshisou
[Hitori Jozu (Hitori Jozu)] Kyouko-chan to Iku Ippaku Futsuka Onsen Ryokou (Puella Magi Madoka Magica) [Digital]