(C62) [Himitsu Kessha M (Kitahara Aki)] Kyoushi no Koi Seito no Ai - SIDE:KEI (Onegai Teacher)
(C74) [Hard Puncher Maniax (Shibahara Gocho)] Haruka Secret Service (Nogizaka Haruka no Himitsu)
[Himitsu Kessha M (Kitahara Aki)] Sweet～GOOD-BYE MY SWEET PAIN～ (The King of Braves GaoGaiGar)
(C66) [Himitsu Kessha M (Kitahara Aki)] ZEON Lost War Chronicles (Mobile Suit Gundam)
(C52) [Himitsu Kessha M (Kitahara Aki)] Amai Mitsu no Imashime (Darkstalkers )
[Desk Work (Ashita)] Mika-chan no Himitsu no Hoshuu | Mika-chan's Secret Supplementary Lessons (THE IDOLM@STER CINDERELLA GIRLS) [English] {Doujins.com} [Digital]
(C50) [Himitsu Kessha M (Kitahara Aki)] Tokimeki Guru Bii ~Densetsu no Ki no Shita de~ (Tokimeki Memorial)
[Himitsu Kessha M (Kitahara Aki)] Tokimeki gurubi (Tokimeki Memorial)
Himitsu no Mamoritai Katsudou | Protection Squad's Secret Activities
(C76) [Himitsu Kessha M (Kitahara Aki)] Kamen Yuutousei to Hentai Shinshi. (Amagami)
