Adult! Fushigi Kenkyuubu 2
Mijuku na Ana ni Maryoku Kyoukyuu Onegaishimasu...
Ashikoki Jyoshi no Matome Hon
Medusa no Kaidan
Babylonia Darkness
Medusaaaaaaaaaaaaaa
Tokutaisei Shiken - Baka Dakedo Aitsu to Issho no Gakkou Ikitai Kara Tokui Bunya de Ganbatta.
[Sangetsushi (Okiram)] Sexy Sexy Shinrei Shashinshuu (Gakkou no Kaidan)
Chronicles of the Ronin Knight V - The Magic of Medusa II
Tsuiran
Grancypher Shoukan Kouhen Nakama to Issen Koechau Hon
[Atelier Hachifukuan] Kaidan Shoujo ~Suiyoubi~ (Kaidan Restaurant) [English] [CrowKarasu] [Digital]
Kakutouka wa Ishi ni Kaerare Medusa no Omocha ni Sareta!
(C94) [Booch] Medusaaaaaaaaaaaaaa (Granblue Fantasy) [English] [Aoitenshi]
(C92) [Dimension D (Akinaie)] Medusa+α (Fate/Grand Order)
Ryu to Hebi | Dragon and Snake
(SC37) [Je T'aime (Mutsuki Lime)] Modosenai Toki no Kanata kara Digital Comic Ban (Gakkou no Kaidan)
[Sanada Rin] Sukinante Itteagenai
Yowayowa Futanari Succubus-chan #03
[Mitarashi Kousei] Otona e no Kaidan (COMIC Saija 2015-09 Vol. 2) [Chinese] [漢化組漢化組]
(C95) [Dot Eito (Sawayaka Samehada)] Medu Ecchi (Granblue Fantasy) [Chinese] [闇影若个人汉化]
[Taira Kosaka] Otona no Kaidan (COMIC Koh Vol. 6) [English] {NecroManCr}
(C59) [RYU-SEKI-DO (Nagare Hyougo)] Douga Engeki Ehon (Various)
Yoiko no Omake 2019 Winter
Mira to Ao ga Muramura Suru Hanashi | A story in which Mira & Ao are horny for each other
Medu Ecchi | Lewd Things With Medu
(C89) [prism*pink (Karuha)] Otona no Kaidan (Love Live!) [English] {/u/ scanlations}
(COMIC1☆11) [Pritannia (Pri)] Medusa Toumetsusen H-Level (Granblue Fantasy)
(C72) [Kurage no Candume (Yoshino)] Tsuki no Kaidan (Rozen Maiden)
[Ikameshi] Medusa no Shinjitsu (2D Comic Magazine Joutai Henka de Zetsubou Ochi! Vol. 1) [Chinese] [无毒汉化组] [Digital]
(C87) [Gachinko Shobou (Kobanya Koban)] Oshiire no Medusa (Fate/stay night) [English] [desudesu]
(C59) [Ngo Hay Yappunyan] Takehara Style (Gakkou no Kaidan)
(C53) [Nihon Waru Waru Doumei (Various)] Gakkou no Kaidan
Dilemma na Medusa-san to Ohada no FureAi
(Comic Castle 2006) [UDON-YA (Kizuki Aruchu)] Da Medusa. (Fate/hollow ataraxia)
[Zokubutsu.zip (Asuka)] Marionette(2) [Digital]
Shokore ~Gakuen no Kaidan Hen~
Otona no Kaidan {NecroManCr}
(Tsumi to Batsu 2) [Jidou Kaidan (Sasa Kowai)] Okaa-san to Isshou Issho (Nanatsu no Taizai) [English] [Otokonoko Scans]
Otona no Kaidan | The Grown-up Level
[KinoeBi] Traces of love
(FF28) [Lu Yan Suo (Gui Fu Shen Nai)] Star Demon Forced to Orgasm (Granblue Fantasy) [English] [B.E.C. Scans] [Decensored]
Gakkou no Kaidan | School Ghost Stories
(C77) [Kirimochi Texture (Gabyonuno, Yoyoyoyou)] Karu-ku Yaritaino! (Kaidan Restaurant)
(C60) [Sairo Publishing (J.Sairo)] Bottomline C60 (Slayers, Gakkou no Kaidan)
(COMIC1☆6) [Bakuretsu Fuusen (Denkichi)] Rasen Kaidan (Neon Genesis Evangelion)
(C73) [Je t'aime (Mutsuki Lime)] Dare ka no mada shiranai Uso (Gakkou no Kaidan)
(C94) [Yumeoikyounouta (Tukusi Hirokazu)] Otegaru Chaldea (Fate/Grand Order)
[Orimoto Mimana] Misao My Love
[Mugen Mountain (UltraBuster)] Chijoku! Akumatouge no Kaijin Shoukan (Kamen Rider Wizard) [English] [Digital]
[Mayonnaise.] Otona no Kaidan (BUSTER COMIC 2011-05) [English] =LWB= [Decensored]
(C94) [Suzume Nest (Umi Suzume)] Ana-chan Yoroshiku ne (Fate/Grand Order)
(C60) [Ngo Hay Yappunyan (Shiwasu no Okina)] Takehara Style 2 (Gakkou no Kaidan)
Seizou Ebuisubashi - Burst Beast [Ch. 2]
[Mayonnaise.] Otona no Kaidan (BUSTER COMIC 2011-05) [English] =LWB=
[Outou Chieri] Gakkou no Kaidan (COMIC AUN 2014-09) [Chinese]
[12CUT] Reimindou (Gakkou no Kaidan)
Kaiga Fuuin no Hanashi
Yomeiri
[Urainutei (Kuroinu)] Kinoko Kaidan
DOUBLE HEARTS
[Honey Rider69 (Keita)] Futanari Chinpo ga Haechatta Ten-san no Yome-san-tachi ga Ten-san no Oketsu dake de wa Akitarazu Akagi-san no Oketsu made Nerau Hon (Ten: Tenhoudoori no Kaidanji) [Digital]
Creature ni Sukisuki H Sarechau Hunter LV1
(C74) [Million Bank (Senomoto Hisashi)] Tengoku e no Kaidan (Hayate no Gotoku!)
Chronicles of the Ronin Knight II - The Magic of Medusa I
[Takitate (Kantarou)] Mahou Kyuushiki II - Magical Classic II (Magical Emi, Gakkou no Kaidan)
Gakkou no Kaidan
[Shinenkan (Toki)] Ningyou ni Sareta Momoko-chan (Gakkou no Kaidan)
(C60) [Ngo Hay Yappunyan] Takehara Style 2 (Gakkou no Kaidan)
Reimindou
Yappari Medusa wa Eroi na. GO!
(C89) [prism*pink (Karuha)] Otona no Kaidan (Love Live!) [Chinese]
Collateral
Soshite Ore mo Nagamimi ni Naru
[Nanairo Kaidanji] クッキンアイドルさっちゃん爆誕!?
Special EXtra FRIEND SeFrie Tsuma Yukari Vol.00
【战双帕弥什】A ru fu a mo shikikan to no gokuhi kunren ni sanka shi ma shi ta(アルファも指揮官との極秘訓練に参加しました)(α也参与到了与指挥官的绝密训练)
(Tsumi to Batsu 2) [Jidou Kaidan (Sasa Kowai)] Okaa-san to Isshou Issho (Nanatsu no Taizai)
Another Lesson ch.6
[studio C-TAKE (Miura Takehiro)] GUNYOU MIKAN 16 (Various)
Ganbare Kanacchi | Hang In There Kana-chi!
[Kakashi Asahiro] Gakkou no Kaidan | School Ghost Story (Megami no Saien) [English] [SaHa]
FGO - Medusa
GOTTA-NI
[Je'taime (Mutsuki Lime)] Dare ka no mada shiranai Uso (Gakkou no Kaidan) [Digital]
Chaldea H Time GT
(COMIC1☆7) [Suzune Rai Chikashitsu (Suzune Rai)] Paizuri Android Magoki Nyuugaku
Medu Ecchi 2-satsume | Doing Lewd Things with Medusa 2
(C97) [ARCH (Plum)] Ana-chan no Ana-chan wa Zettai Fukashin dakedo Ana-chan ni Ecchi na Koto wa Shitai! | Ana-Chan's Little Hole is Absolutely Off-Limits, but I Still Want to Do Pervy Stuff! (Fate/Grand Order) [English] [LAYON]
Futanari Kasumi-chan wa Ashigara-san to Otona no Kaidan o Noboru
(C93) [Yumeoikyounouta (Tukusi Hirokazu)] Miryou Skill no Kiki ga Waruinode Master ni Tameshitemita. | I Tried Using My Charm Skill On My Master (Fate/Grand Order) [English] {Doujins.com}
Glass-ka no Kaidan
[Michiking] Otonanokaidan (COMIC Kairakuten 2015-03) [Chinese] [無毒気汉化组]
Medu Ecchi 2-satsume
[Jido-Hikki (Kokekokko Coma)] Anko Launch (Kaidan Restaurant) [2010-03-31]
[Atelier Hachifukuan] Kaidan Shoujo Getsuyoubi (Gakkou no Kaidan)
CAT LIFE REIWA
Kinoko Kaidan
(C77) [Bronco Hitoritabi and Sumi Kara Sumi Made (Uchi-Uchi Keyaki Gabyonuno)] Sekai no Chushin de Onegai Yellow to Sakebu Tekitou Rakugaki 2009 (Various)
Futanari Goshujin-sama to Josoushi no Ama Love Choukyou Nikki
(SC12) [ARCHIVES (Hechi)] Koigakubo Nite (Gakkou no Kaidan)
Noboru Otona no Kaidan, Futari de.
[Shinenkan] Kyuukousha no Da Vinci (Gakkou no Kaidan) [English] [Naxusnl]
Hyouhon Shoujo
Humming Shoujo-tai 16
Blend Blender Blendest
Oriru Himitsu no Kaidan, Futari de.
Shinozaki Risa no H na Natsuyasumi
[Atelier Hachifukuan] Kaidan Shoujo Kayoubi (Lucky Star)
Dounika shite Anoko to Shitai!
(C95) [Dot Eito (Sawayaka Samehada)] Medu Ecchi (Granblue Fantasy)
Boku no Kaa-san wa AV Joyuu. 6
[P-n=G (Puyon)] gorgon the sorelle di un tempiale scuro (Fate/Stay Night)
Oppai Momitai kara Nyotaika Sasetatta ww
[Shikkoku no Voltecker (EGAMI)] Houkago Onee-chan Club [English] [mysterymeat3] [Digital]
Kikuudan Zenmetsu! Nazo no Seishoujuu Sicoli-Onahoka!
(CR29) [SAIRO PUBLISHING (J.Sairo, Marunosuke)] reichosa.com (Gakkou no Kaidan [Ghost Stories])
Loli to Asobo
(C59) [Mutekei-Fire (Various)] Sekai Ukiuki Daizukan 2001 (Various)
[Kakuzatou (Various)] Nyuukyou Tokuiten Zuridea ~FGO Paizuri Goudou~ | Breast-Press Singularity ~FGO Paizuri Collection~ (Fate/Grand Order) [English] [Navajodo] [Digital] (Ongoing)
(C92) [LOVELYPLACE (Kirekawa)] Futanari Kasumi-chan wa Ashigara-san to Otona no Kaidan o Noboru (Kantai Collection -KanColle-)
Gensoukyou no Kaidan - Yamagoya no Chijo wa Maid-chou!?
Itsudemo Servant! 2 Junbi Gou +α1.5
(Puniket 3) [BUTTER COOKIE, BUTTER RICE (Various)] Dokkoisyo!! (Gakkou no Kaidan)
[Hiyoshi Hana] Kowaku no Kemono (COMIC ExE 13) [Chinese] [鬼畜王汉化组] [Digital]
[HellDevice (nalvas)] Toile no Ako-chan Koshifuri Taiken (Kaidan Restaurant) [Digital]
Rasen Kaidan
[ARCHIVES (Hechi)] Gakkai Mansee (Gakkou no Kaidan)
Meikko Nanoko
[Bakuretsu Fusen (Denkichi)] Fate/delusions of grandeur (Fate/hollow ataraxia) [Chinese] [Incomplete]