(C65) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Dokodemo♪ Friend (SEX FRIEND)
Oyama Yasunaga Jisen Kessaku Shuu
COMIC Ananga Ranga Vol. 64
[Oyama Yasunaga] Fuufu Koukan Game -Shumatsuu no Inen- | 夫婦交姦性遊戲 -終末的淫宴- [Chinese]
COMIC Ananga Ranga Vol. 68
[Oyama Yasunaga] Shakkin Nikudorei
Shakkin Shoujo Dorei
COMIC Ananga Ranga Vol. 23
COMIC Ananga Ranga Vol. 48
(SC33) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Fujioka Haruhi to Ecchi o Shiyou. 02 (Ouran High School Host Club) [English] [SMDC]
Kairaku ni Sasou Youen na Hokeni | 被快乐引诱的妖艳保健医
(C63) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Piano Lesson (The Big O) [English] [biribiri]
COMIC Magnum Vol.34
Comic Magnum Vol.24 [Digital]
[Oyama Yasunaga] Saimin Dorei ~Semarikuru Gifu no Inbou (1~3 Set) [Digital]
COMIC MILK PURIN 2013-05
Men's Gold 2014-02
Men's Gold 2013-08
COMIC Ananga Ranga Vol. 25
[Oyama Yasunaga] Saimin Dorei ~Semarikuru Gifu no Inbou (2) [Digital]
Gaticomi Vol.55
Men's Gold 2014-05
Gaticomi Vol.42
Men's Gold 2015-05
COMIC Magnum Vol. 45
[Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Issho ni Sounan Shitai Hito (To Heart)
COMIC Ananga Ranga Vol. 43
Gaticomi Vol.54
Senzo ha Hiaburi
COMIC LEMON CLUB 2003-01
Magazine Cyberia Vol. 095
COMIC Magnum Vol. 50
[Oyama Yasunaga] Fuufu Koukan Game ―Shumatsuu no Inen― [Digital]
COMIC Ananga Ranga Vol. 12 [Digital]
[Oyama Yasunaga] Nukeru Karada
(C82) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Kamogawa Hyper Chargers (Rinne no Lagrange)
(C57) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Onna Darake no Okinawa Summit (Various)
[Oyama Yasunaga] Oyama Yasunaga Jisen Kessaku Shuu [Digital]
[Oyama Yasunaga] Seifuku Shoujo Jiru
comic KYAAHH! Vol.01
[Oyama Yasunaga] Etsuraku no Shima [Digital]
COMIC Ananga Ranga Vol. 73
COMIC Magnum Vol. 42
COMIC MILK PUDDING 2013-09
COMIC Bazooka 2010-10
(CR27) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Issho ni Sounan Shitai Hito (ToHeart)
COMIC Magnum Vol. 33
COMIC LEMON CLUB 2001-09
COMIC Magnum Vol. 46
(C70) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Futakoi Challenge (Futakoi Alternative)
COMIC Magnum Vol. 34
[Anthology] Dangerous Love Vol. 5
(C74) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Tome to Ojousama (Nijuu Mensou no Musume)
[Oyama Yasunaga] Working Angels
(SC33) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Fujioka Haruhi to Ecchi Oshiyou. 02 (Ouran High School Host Club)
[Oyama Yasunaga] Dokkin Clinic
Comic Lemon Club 1997-08
[Oyama Yasunaga] Kyonyuu Ichiban Shibori
Comic Magnum Vol.22 [Digital]
COMIC Magnum Vol. 39
Comic Mate 1999-12
[Oyama Yasunaga] Fuufu Koukan Game [Digital]
COMIC Ananga Ranga Vol. 76
COMIC Ananga Ranga Vol. 28
COMIC Lemon Club 2006-06
Bitch ~ Nousatsu Geki Erogyaru Zukan ~
[Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Hand Maid Fuhai (Hand Maid May)
COMIC Lemon Club 2006-11
COMIC Magnum Vol. 31
(C67) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] GIRL POWER vol.20 (CAPCOM)
COMIC Ananga Ranga Vol. 36
[Anthology] Ryoujoku Gakkou Vol. 21 Onna Kyoushi Nikubenki [Chinese]
Gaticomi Vol. 44
(C61) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] GIRL POWER Vol.9 (Dirty Pair)
Off-Pako! Otome ga Shoujo o Ushinau Hi
[Oyama Yasunaga] Oyako Choukyou Houmon | Mother Daughter Training Visit
(C68) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] GIRL POWER vol.21 (Various)
Eggu ~Chou Ero Gal Shijou Shugi~
COMIC Ananga Ranga Vol. 44
Men's Gold 2013-05
[Kaishou Nachi] Metamorph Trouble -Transformation Trouble-
[Koutarou] B☆B☆IDOL expansion!!
(C82) [Kacchuu Musume (Various)] Shikabame (Tasogare Otome x Amnesia, Sankarea, Kid Icarus)
[Oyama Yasunaga] Bukkake [Digital]
COMIC Ananga Ranga Vol. 22
Yuriika.
[Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Senzo ha Hiaburi (Esper Mami)
(C66) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] GIRL POWER Vol.18 (Dead or Alive)
(C79) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Moshi Eva (Neon Genesis Evangelion)
[Oyama Yasunaga] Kahanshin Jugyou - Teaching About the Lower Half of the Body
COMIC Magnum Vol. 51
Gaticomi Vol.46
Himitsu no Ehon Akazukin-chan -Ijiwaru Shinaide...-
Mizuho Jouzu