[Matsuyama Seiji] Loli-gao de Kyonyuu na Okaa-san ga Boku no Hatsutaiken. [Digital]
[Matsuyama Seiji] Onegai Makoto Sensei (Space Battleship Yamato 2199) [Digital]
[silver dog] Akuyaku Reijou ni Yotogi o Meijiraremashita (Otome Game no Hametsu Furagu Shika Nai Akuyaku Reijou ni Tensei Shite Shimatta...) [Chinese]
[Matsuyama Seiji] Otona no Eiken ~Shinonome Chiharu 26-sai~ (Eiken) [Digital]
[Matsuyama Seiji] Eiken Rensai Kaishi 10-shuunen Kinen Bon Kaiteiban Sai (Eiken) [Digital]
[Matsuyama Seiji] Eiken Rare Illust-shuu (Eiken) [Digital]
(C91) [Matsuyama Seiji] Ura Eiken ZERO Remake (Eiken)
[Matsuyama Seiji] Eiken Makaizou 2 (Eiken) [Digital]
[Matsuyama Seiji] Misoji Idol Takahashi Reiko-san no Yawarakai Oppai de Kyousha (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
(C63) [PISCES & Keiji in Cage (Azamino Keiji, Hidaka Ryou)] Melody (Full Moon o Sagashite)