[Oyama Yasunaga] Moeyo Boinken!
Gaticomi Vol. 49
(CR33) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Neko no Ishu-gaeshi (The Cat Returns)
[Anthology] Kindan Kanin Vol.7 (2001-09-25)
[Anthology] Dangerous Love Vol. 5
Comic Mate 2007-04
COMIC Ananga Ranga Vol. 37
Ingoku Gakuen
(C58) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Shimai Zaka - Sister Slope (Kizuato)
[Oyama Yasunaga] Costume Play Magician
COMIC Ananga Ranga Vol. 43
Men's Gold 2017-05 [Digital]
[ANTHOLOGY] Oshite Onee-san
(COMIC1☆4) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Yarudora - Otsukare Sampaguita hen (Toradora!) [Chinese] [随手汉了个化]
COMIC Magnum Vol. 33
COMIC Ananga Ranga Vol. 41
(COMIC1☆3) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Mega x Dora! (Toradora!)
[Oyama Yasunaga] Fuufu Koukan Game -Shumatsuu no Inen- [Chinese]
Men's Gold 2014-05
[Oyama Yasunaga] Fuufu Koukan Game | 夫婦交姦性遊戲 [Chinese]
COMIC Ananga Ranga Vol. 78
COMIC Bazooka 2009-12
COMIC Ananga Ranga Vol. 48
COMIC Magnum Vol. 46
[Oyama Yasunaga] Saimin Dorei ~Semarikuru Gifu no Inbou (3) [Digital]
Kamogawa Hyper Chargers
Buster Comic Vol. 2 [2007-11]
COMIC Ananga Ranga Vol. 33
Magazine Cyberia Vol. 099
(C75) [Penzen Ichinyo] MUGEN -Illustration of NicoNico MUGEN movie- (MUGEN)
COMIC Lemon Club 2006-07
Magazine Cyberia Vol. 075 [Digital]
Men's Gold 2018-05 [Digital]
COMIC Ananga Ranga Vol. 47
[Oyama Yasunaga] Saimin Dorei ~Semarikuru Gifu no Inbou (1) [Digital]
[Oyama Yasunaga] Oyaman
[Anthology] Kindan Kanin Vol. 12 Boshi Soukan [Chinese]
[Anthology] Kindan Kanin Vol.08 ~ Gibo Youjo Soukan ~
Gaticomi Vol.42
Magazine Cyberia Vol. 095 [Digital]
[Oyama Yasunaga] Puff Puff Parfait
(CR32) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Nagisa no Kedamono (MAID iN HEAVEN)
[Oyama Yasunaga] Bukkake [Digital]
Men's Gold 2017-11 [Digital]
[Akiba Maou (Akiha@, Ikegami Ryouichi, Oyama Yasunaga, Tecchan)] Senshadou no Musumetachi ga Hiwai na Bitch ni Shiagarimashita (Girls und Panzer) [Digital]
[Oyama Yasunaga] Ingoku Gakuen [Digital]
COMIC Magnum Vol. 51
Kaleido Superstar Retsuden
[Anthology] The Lolita
COMIC Ananga Ranga Vol. 69
COMIC Ananga Ranga Vol. 22
COMIC Ananga Ranga Vol. 83
Gaticomi Vol. 46
Comic Magnum Vol.24 [Digital]
Fuufu Koukan Game ―Shumatsuu no Inen―
Saimin Dorei ~Semarikuru Gifu no Inbou
(C63) [Comic Kingdom (Koyama Unkaku, Oyama Yasunaga, Tecchan)] Orange Road Sex (Kimagure Orange Road)
Magazine Cyberia Vol. 095
[Oyama Yasunaga] Dokkin Clinic
COMIC Ananga Ranga Vol. 44
(SC33) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Fujioka Haruhi to Ecchi Oshiyou. 02 (Ouran High School Host Club)
Senzo ha Hiaburi
[Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Hand Maid Fuhai (Hand Maid May)
COMIC Ananga Ranga Vol. 35
(C66) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] GIRL POWER Vol.18 (Dead or Alive)
Comic Magnum Vol.10 [Digital]
[Oyama Yasunaga] Saimin Dorei ~Semarikuru Gifu no Inbou (4~6 Set) [Digital]
(C73) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Fujioka Haruhi to Ecchi o shiyou. 03 (Ouran High School Host Club) [English] [SaHa]
[Oyama Yasunaga] Gesu Dakeshika Inai Machi
[Oyama Yasunaga] Chitsunai Renzoku Chuunyuu
COMIC Magnum Vol. 33
(CR35) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Mou Hitotsu no Sugoi Yuri | Another Great Lesbian (Kaleidostar)
COMIC Ananga Ranga Vol. 34
COMIC LEMON CLUB 2001-09
COMIC Magnum Vol. 49
Gaticomi Vol. 35
COMIC Mate 2008-04
COMIC Magnum Vol. 41
[Oyama Yasunaga] Eggu ~Chou Ero Gal Shijou Shugi~ [Digital]
Comic Magnum Vol.17 [Digital]
(C70) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Fujioka Haruhi to Ecchi Oshiyou. (Ouran High School Host Club)