(CR21) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Motto Hazukashii NERV (Neon Genesis Evangelion)
COMIC Magnum Vol. 45
COMIC Ananga Ranga Vol. 15 [Digital]
COMIC Ananga Ranga Vol. 32
Gaticomi Vol. 55
COMIC Ananga Ranga Vol. 48
COMIC Magnum Vol. 37
Gaticomi Vol. 46
Fuufu Koukan Game ―Shumatsuu no Inen―
[Anthology] The Lolita
[Oyama Yasunaga] Fuufu Koukan Game [Chinese]
COMIC Magnum Vol. 33
Mai Shield 21
[Oyama Yasunaga] Shachiku Joshi Kabushiki Gaisha [Digital]
Kairaku ni Sasou Youen na Hokeni | 被快乐引诱的妖艳保健医
(C79) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Moshi Eva (Neon Genesis Evangelion)
Gaticomi Vol. 35
COMIC Ananga Ranga Vol. 44
[Oyama Yasunaga] Kegasareta hitoduma nurunuru massage club
[Anthology] Kindan Kanin Vol. 12 Boshi Soukan [Chinese]
[Oyama Yasunaga] Gesu Dakeshika Inai Machi
[Oyama Yasunaga] Fuufu Koukan Game ―Shumatsuu no Inen― [Digital]
Gaticomi Vol.44
Comic Mate 2007-02
(CSP4) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Sora Kara Koboreta Sugoi Shiru (Kaleido Star)
COMIC Magnum Vol. 41
(C67) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] GIRL POWER vol.20 (CAPCOM)
(COMIC1☆4) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Yarudora - Otsukare Sampaguita hen (Toradora!)
COMIC Magnum Vol. 51
Men's Gold 2009-01
(C70) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Fujioka Haruhi to Ecchi Oshiyou. (Ouran High School Host Club)
[mow (Shiine)] A Book Where Makoto and Haruka are all Lovey Dovey (Free!) [ENG] [Always Here Scans]
Saimin Dorei ~Semarikuru Gifu no Inbou
COMIC Ananga Ranga Vol. 73
Etsuraku no Shima
COMIC Ananga Ranga Vol. 56
Mizuho Jouzu
[Oyama Yasunaga] Ryoujoku Shihai [Digital]
Gaticomi Vol.55
Gaticomi Vol.35
COMIC Ananga Ranga Vol. 46
Buster Comic Vol. 1 [2007-09]
COMIC Magnum Vol. 36
Men's Gold 2016-11
[Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Yuriika. (Kaleido Star)
[Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Tenkaichi dare ga Lum-chan da Taikai (Urusei Yatsura)
[Oyama Yasunaga] Oyaman
[Koutarou] B☆B☆IDOL
[Oyama Yasunaga] Saimin Dorei ~Semarikuru Gifu no Inbou (2) [Digital]
[Oyama Yasunaga] Gesu dake shika Inai Machi [Chinese]
(C70) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Futakoi Challenge (Futakoi Alternative)
COMIC Ananga Ranga Vol. 18 [Digital]
[Anthology] Dangerous Love Vol. 5
COMIC Ananga Ranga Vol. 80
[Oyama Yasunaga] Onnakyoushi Choukyou - Woman Teacher Training
COMIC Ananga Ranga Vol. 43
(C63) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Piano Lesson (The Big O) [English] [biribiri]
[Oyama Yasunaga] Seibo Inran
(C63) [Comic Kingdom (Koyama Unkaku, Oyama Yasunaga, Tecchan)] Orange Road Sex (Kimagure Orange Road)
COMIC Magnum Vol. 34
[Anthology] Kindan Kanin Vol.08 ~ Gibo Youjo Soukan ~
[Oyama Yasunaga] Shoujo Hatsutaiken Relay
COMIC Magnum Vol.31
[Oyama Yasunaga] Shoujo Idol Goukan
COMIC Magnum Vol. 31
Gaticomi Vol.42
Suika wa Kawa ga Sukeru made
Comic Magnum Vol.15 [Digital]
Gaticomi Vol. 44
COMIC Ananga Ranga Vol. 13 [Digital]
COMIC Ananga Ranga Vol. 57
COMIC Ananga Ranga Vol. 35
Senzo ha Hiaburi
Off-Pako! Otome ga Shoujo o Ushinau Hi
(CR29) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Akuma ga Kitarite Koshi o Furu (Devilman)
COMIC Magnum Vol. 35
COMIC MILK PUDDING 2013-09
(C82) [Kacchuu Musume (Various)] Shikabame (Tasogare Otome x Amnesia, Sankarea, Kid Icarus)
Oyama Yasunaga Jisen Kessaku Shuu
Yuriika.
[Oyama Yasunaga] Etsuraku no Shima [Digital]
[Oyama Yasunaga] Chitsunai Renzoku Chuunyuu
[Oyama Yasunaga] Seifuku Shojo Tengoku
[Oyama Yasunaga] Saimin Dorei ~Semarikuru Gifu no Inbou (1) [Digital]
[Oyama Yasunaga] Oyako Choukyou Houmon | Mother Daughter Training Visit
[Oyama Yasunaga] Kageki Ryoujoku!! | An excessive rape!!
COMIC Ananga Ranga Vol. 33
(C71) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Maihama Vice (Zegapain)
[Oyama Yasunaga] Kahanshin Jugyou - Teaching About the Lower Half of the Body
Gaticomi Vol. 42
Comic Mate 2008-02
(CR36) [Koutarou With T (Koutarou, Oyama Yasunaga, Tecchan)] Girl Power Vol. 19 (Various)
[Anthology] Kyoudai Renka
Men's Gold 2016-05
[Oyama Yasunaga] Goukan Eigakan
(C77) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Mega × Dora! 02 (Toradora!)
COMIC Magnum Vol. 48
Magazine Cyberia Vol. 075 [Digital]
COMIC Lemon Club 2006-07
(SC33) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Fujioka Haruhi to Ecchi o Shiyou. 02 (Ouran High School Host Club) [English] [SMDC]
Gokukan Website
[Oyama Yasunaga] Saimin Dorei ~Semarikuru Gifu no Inbou (7~8 Set) [Digital]