[Grace (Yokoyama Naoki)] Yokoyama Naoki ni yoru Yokoyama Nao no Eroi Hon (THE IDOLM@STER MILLION LIVE!) [English] {doujin-moe.us} [Digital]
(C68) [SISTER SCREAMING I DIE (Yokoyama Lynch)] LOVEDRUG 2 ~Nazette Sore wa, Mama dakara~ | LOVEDRUG 2 ~Why? Because It's Mommy.~ [English] [Amoskandy]
[Fuusen Club] Mama Pet Ch.1-2 [English][DesuDesu]
[Grace (Yokoyama Naoki)] DreClu! (DREAM C CLUB) [Digital]
[Yokoyama Naoki] Carol -Saint Bell- (Wifes) [English] [Team Koinaka] [Digital]
[Yokoyama Lynch] Haha Gokoro [English] {Laruffii}
[Yokoyama Naoki] [Yokoyama Naoki] Harpy Ch. 1-3 [Digital]
ANGEL Club 2007-07
(C95) [Sekai Kakumei Club (Ozawa Reido)] Koi mo Shiranai Watashi-tachi demo Seiyoku wa Betsu da yo ne Datte Akuma damon. (Beelzebub-jou no Okinimesu Mama., Gundam Build Divers)
[Yokoyama Lynch] Hahaoya-tachi | The Mothers (ANGEL Club 2010-05) [English] [desudesu]