[Matsuyama Hayate] Nyotaika de Ecchi Kenshin!? Mirudake tte Itta no ni... 1 [Digital]
Iiko Iikoto Kimochi Iikoto | 好孩子舒服的事欲罢不能的事情
[anthology] Breath Special Tokushuu Loli-Shota
[Momoiro Kageboushi (Nazuna)] Wagaya no Loli Succubus [Digital]
Young Champion Retsu Vol.07 (2007-07-25 Zoukangou)
[Matsuyama Seiji] Oba x Boku - 41-sai Komochi no Shufu ga Doutei no Boku ni Tanomikomarete Shikatanaku...? Sex Shita Hanashi [Digital]
DisSpa!!! Ukemi-chan no Hajimete no Spanking Oshiri Penpen
Eiken Rare Illust-shuu
Ingan Giga Ch. 1
Otona no Eiken Kirika ~Chibukuro yori Ai o Komete~
[Matsuyama Hayate, Hitotsuki Katagiri] Sexy Undercover Investigation! Don't spread it too much! Lewd TS Physical Examination
[Matsuyama Seiji] Misoji Idol Takahashi Reiko-san no Yawarakai Oppai de Kyousha (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
The First Summer
Zenra Eiken
Oppai Momu?
[Onushi] Hon Suki (Fuyu) 2 (Honzuki no Gekokujou)
[ピロシキ帝国(ンモ=エザゴ)] 生徒会長が食っちゃ寝を繰り返したら牛になったって本当ですか!?(白猫プロジェクト)
Tanomu to Sex Shite Kureru Yankee Onee-chan.
[Matsuyama Seiji] Eiken Rensai Kaishi 10-shuunen Kinen Bon Kaiteiban Sai (Eiken) [Digital]
Manga Bon 2012-09
[Matsuyama Seiji] Otona no Eiken Kirika ~Chibukuro yori Ai o Komete~ | Eiken Adult Kirika ~With Love From the Milk Bags~ (Eiken) [English] [Digital]
Nyotaika de Ecchi Kenshin!? Mirudake tte Itta no ni... 3 | Gender Bender Into Sexy Medical Examination! You said that you were only going to look... 3
[Matsuyama Seiji] 50-sai no Haha ga Erosugite Nakadashi Sex o Shite moratta Doutei no Boku [Digital]
Young Champion Retsu Vol.09
[LOVE (Kawai Hideki)] Disappear (Death Note)
Eiken Makaizou 2
Seiji_Matsuyama-Onegai_Anna_Sensei (5-8) small ver.
[Teruyo] 私たちの猥らな生活。
Gender Bender Into Sexy Medical Examination! You said that you were only going to look... 2
Gender Bender Into Sexy Medical Examination! You said that you were only going to look... 1
Onegai Anna Sensei by Seiji Matsuyama
[Hakase] 2022 nenban tadashii (da) ki kata (Dragon Ball Z)
Nyotaika de Ecchi Kenshin!? Mirudake tte Itta no ni... | 女體化後色情體檢!?說好只看不動手的呀… Ch.1-6
[Matsuyama Seiji] Onegai ♥ Anna-Sensei
Seiji Matsuyama Onegai Anna Senensei
Young Champion Retsu Vol.13
[Matsuyama Seiji] Otona no Eiken Kirika ~Chibukuro yori Ai o Komete~ (Eiken) [Digital]
[Matsuyama Hayate] Nyotaika de Ecchi Kenshin!? Mirudake tte Itta no ni... 3 [Digital]
(C83) [Ponzu Ame (Amezawa Koma)] Himeko-chan ni Onegai desu 2 [Chinese] [Lolipoi汉化组]
[Matsuyama Seiji] Eiken Makaizou 3 (Eiken) [Digital]
Young Comic 2009-07
Gender Bender Into Sexy Medical Examination! You said that you were only going to look... 4
Part no Misako-san Mune o Chirami Shite Kuru Shinjin-kun ni Fudeoroshi Shite Ageru no Ga o Suki
(C91) [Matsuyama Seiji] Ura Eiken ZERO Remake (Eiken)
Eiken Adult Kirika ~With Love From the Milk Bags~
[Matsuyama Seiji] Yarashite Kureru Gal Onee-chan. [Digital]
Young Champion Retsu Vol.12 (2008-05-25 Zoukangou)
Manga Bon 2012-06
[Matsuyama Seiji] Yarashite Kureru Yankee no Mama [Digital]
50歳パートの普通のおばちゃん……だがそれがいい
50-sai Bakunyuu Hitozuma Kounenki de Heikei shite Ninshin shinaku natta node... Nakadashi SEX Shihoudai.
[Matsuyama Seiji] Azusa-san ga Ore no Yome de Eiken Mitai na Chou Bakunyuu dattara (THE iDOLM@STER) [Digital]
I Have a Dream
Young Champion Retsu Vol.11 (2008-03-30 Zoukangou)
[Matsuyama Seiji] Eiken Makaizou (Eiken) [English] [Mongolfier] [Digital] [Incomplete]
Sexy Undercover Investigation! Don't spread it too much! Lewd TS Physical Examination Part 2
Kinjo no Chuugakusei no Otokonoko ga Watashi no Mune o Chirachira Mite kuru node... Sex o Shite ageta Hanashi.
[Matsuyama Seiji] Eiken Rare Illust-shuu (Eiken) [Digital]
Sexy Undercover Investigation! Don't spread it too much! Lewd TS Physical Examination
[Matsuyama Seiji] Otona no Eiken ~Shinonome Chiharu 26-sai~ (Eiken) [Digital]
Nyotaika de Ecchi Kenshin!? Mirudake tte Itta no ni... 2 | Gender Bender Into Sexy Medical Examination! You said that you were only going to look... 2
[Matsuyama Hayate] Nyotaika de Ecchi Kenshin!? Mirudake tte Itta no ni... 6 [Digital]
Eiken Makaizou 3
Nyotaika de Ecchi Kenshin!? Mirudake tte Itta no ni... 5
[Takatsu] Hitozuma A-san to Musuko no Yuujin N-kun - Married wife A and son's friend N-kun [Chinese] [罗洁爱儿个人汉化]
(C47) [NICO NICO COMPANY (Takamura Yoshiyasu)] Yoshiyasu Magazine VOL.20
Otona no Eiken
[Matsuyama Seiji (Matsuyama Seiji)] Part no Misako-san Mune o Chirami Shite Kuru Shinjin-kun ni Fudeoroshi Shite Ageru no Ga o Suki
Haitoku no Hakarigoto
Young Comic 2008-08
Gender Bender Into Sexy Medical Examination! You said that you were only going to look... 3
(C87) [Origami Farm (Nei Chi)] SEX AND THE Miare City (Pokémon)
(C52) [Kaiten Sommelier (13.)] 3 Kaiten (Final Fantasy VII, Bishoujo Senshi Sailor Moon)
Yarashite Kureru Yankee no Mama
[Matsuyama Seiji (Matsuyama Seiji)] Oppai Momu? [Digital]
Otona no Eiken 〜 Shinonome Chiharu 26-sai 〜
[Matsuyama Hayate] Nyotaika de Ecchi Kenshin!? Mirudake tte Itta no ni... 2 [Digital]
[Matsuyama Seiji] Onegai Makoto Sensei (Space Battleship Yamato 2199) [Digital]
Otona no Zokusei Late2015
Manga Bon 2012-12
[Ribons Nights (Kyouno Aki)] Koisuru Matsuyama-san [Digital]
[.7 (DAWY)] Futanari Sakuya-san 2 (Touhou Project) [Digital]
(周4)S-Mate 1-50 中文翻译(更新中)
βLupi sample
[MANA-KO] Cinderella Scandal
[杯面] 堕.续 [中國語]
[Hidemaru] Urechichi Kurabe Ch 1-4
Otoko no Risou wa Sex Dekiru Okaa-san
[Matsuyama Seiji] Tanomu to Sex Shite Kureru Boku no Yankee Onee-chan. [English] [Digital]
Young Comic 2008-10
Young Champion Retsu Vol.04
Eritama! - eri love middleage
Young Champion Retsu Vol.02
Yarashite Kureru Gal Onee-chan.
Cellular Control 12
(C81) [PLANT (Tsurui)] Colorful Ritsuko (THE IDOLM@STER)
Eiken Rensai Kaishi 10-shuunen Kinen Bon Kaiteiban Sai
(C81) [BOBCATERS (Hamon Ai, Matsuyama Seiji)] Yukiho Shinken (THE iDOLM@STER)
Young Champion Retsu Vol.06
[Seiji Matsuyama] Bukkake Vol. 01
Young Comic 2008-12
Glory of the Fox God
Young Champion Retsu Vol.05
Young Comic 2009-01
[Matsuyama Hayate] Dokushin Ryou no Hame rare Omocha ~ Osoujichuu ni Guchi ~yogu choshi naide…! [Kanzenban]
Young Champion Retsu Vol.17
Young Comic 2008-07
[Matsuyama Hayate] Nyotaika de Ecchi Kenshin!? Mirudake tte Itta no ni... 5 [Digital]
Onegai Anna Sensei New Chapters
50-sai no Haha ga Erosugite Nakadashi Sex o Shite moratta Doutei no Boku
Young Champion Retsu Vol.14
[Matsuyama Seiji] Loli-gao de Kyonyuu na Okaa-san ga Boku no Hatsutaiken. [Digital]
Nyotaika de Ecchi Kenshin!? Mirudake tte Itta no ni... 1 | Gender Bender Into Sexy Medical Examination! You said that you were only going to look... 1
Gibo-san wa Tennen-mi 10
Hajimete no Furin Onsen
[Matsuyama Seiji] Eiken Makaizou 2 (Eiken) [Digital]
[Seiji Matsuyama] Ura Eiken ZERO (Eiken)
30-Sai Imouto
Oppai de... Icchau no?
Young Champion Retsu Vol.15
お母さんいただきます。2 連載 P1-40
[Matsuyama Seiji] Kinjo no Chuugakusei no Otokonoko ga Watashi no Mune o Chirachira Mite kuru node... Sex o Shite ageta Hanashi. [Digital]
[Matsuyama Seiji] 50-sai no Haha ga Erosugite Nakadashi Sex o Shite Moratta Doutei no Boku. [English] [Fated Circle] [Digital]
Otona no Eiken ~Shinonome Chiharu 26-sai~
[Matsuyama Seiji] Otona no Zokusei Late2015 [Digital]
[Yamamoto] Videl vs Spopovich (Dragon Ball Z) [English][Colorized][Ongoing]
Sexy Undercover Investigation! Don't spread it too much! Lewd TS Physical Examination Part 1
[Matsuyama Hayate] Nyotaika de Ecchi Kenshin!? Mirudake tte Itta no ni... 4 [Digital]
[Matsuyama Seiji] Eiken Makaizou 4 (Eiken) [Digital]
使い捨てティッシュ
Gyanko no Hayaben Copy Bon deshou ga! | It's a book about Gyanko's pre-lunchtime bento!
Nyotaika de Ecchi Kenshin!? Mirudake tte Itta no ni... 4 | Gender Bender Into Sexy Medical Examination! You said that you were only going to look... 4
[Inukai] 女体化桃太郎まとめ
(C81) [BOBCATERS (Hamon Ai, Matsuyama Seiji)] Yukiho Shinken (THE iDOLM@STER) [English] [Tigoris Translates]
(C92) [blind alley (Blind)] Mifune Miyu no Ahegao ga Mitai (THE IDOLM@STER CINDERELLA GIRLS)
Nyotaika de Ecchi Kenshin!? Mirudake tte Itta no ni... 6 | Gender Bender Into Sexy Medical Examination! You said that you were only going to look... 6
Young Champion Retsu Vol.03
(C85) [Matsuyama Seiji (Matsuyama Seiji)] Eiken Makaizou (Eiken) [Incomplete]
[Matsuyama Hayate] Gender Bender Into Sexy Medical Examination! You said that you were only going to look... 1 [English] [SachiKing] [Digital]
Young Champion Retsu Vol.10 (2008-01-25 Zoukangou)
(C93) [Shounen Zoom (Juumaru Shigeru)] Manga Shounen Zoom Vol. 27
Young Champion Retsu Vol.16
Young Champion Retsu Vol.08 (2007-09-30 Zoukangou)
Birthday X Present (Ch.4) [FINAL]
[Matsuyama Seiji] Eiken Makaizou (Eiken) [Digital]
56-sai Bust 256cm Danchizuma Ookiku Tareta Jukujo no Chibusa... Boku wa Kono Hito de Doutei o Sotsugyou Shita.
Young Comic 2008-09