Himitsu no Mamoritai Katsudou | Protection Squad's Secret Activities
[Himitsu Kessha M (Kitahara Aki)] Sweet～GOOD-BYE MY SWEET PAIN～ (The King of Braves GaoGaiGar)
(C62) [Himitsu Kessha M (Kitahara Aki)] Kyoushi no Koi Seito no Ai - SIDE:KEI (Onegai Teacher)
(C76) [Himitsu Kessha M (Kitahara Aki)] Kamen Yuutousei to Hentai Shinshi. (Amagami)
[Himitsu Kessha M (Kitahara Aki)] Tokimeki gurubi (Tokimeki Memorial)
(C52) [Himitsu Kessha M (Kitahara Aki)] Amai Mitsu no Imashime (Darkstalkers )
(C66) [Himitsu Kessha M (Kitahara Aki)] ZEON Lost War Chronicles (Mobile Suit Gundam)
(C70) [Himitsu Kessha M (Kitahara Aki)] ZEON Lost War Chronicles GCB (Gundam)
(C50) [Himitsu Kessha M (Kitahara Aki)] Tokimeki Guru Bii ~Densetsu no Ki no Shita de~ (Tokimeki Memorial)
(C74) [Hard Puncher Maniax (Shibahara Gocho)] Haruka Secret Service (Nogizaka Haruka no Himitsu)
