(Utahimeteien 1) [Toriniku Seikatsu (Emu/nyagakiya)] "Shasei Kanri Idol" Koshimizu Sachiko (THE iDOLM@STER)
[Happouvijin (yumoteliuce)] Koshimizu Sachiko no Himitsu Tokkun (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
(C83) [Endless Requiem (yasha)] Mobam@s Do-M Hoihoi ~Koshimizu Sachiko hen~ (THE IDOLM@STER CINDERELLA GIRLS)
[Endless Requiem (yasha)] Mobam@s Do-M Hoihoi 3 ~Koshimizu Sachiko & Sasaki Chie Hen~ (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
[Endless Requiem (yasha)] Mobam@s Do-M Hoihoi ~Koshimizu Sachiko Hen~ (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
(C86) [Touyoko Surfrider (Fummy)] Koshimizu Sachiko no Soushuuhen (THE IDOLM@STER CINDERELLA GIRLS)
(C89) [Touyoko Surfrider (Fummy)] Koshimizu Sachiko no Soushuuhen 2 (THE IDOLM@STER CINDERELLA GIRLS)
(C93) [Ame Ramune (Amecha)] Ie ni Kaeru to Koshimizu Sachiko ga Matteiru (THE IDOLM@STER CINDERELLA GIRLS)
(Cinderella Stage 3step) [Seisyun Neurose (Kazuhiko)] Koshimizu Sachiko to LoveLove H (THE IDOLM@STER CINDERELLA GIRLS)
Koshimizu Sachiko wa Kawaiku Midareru
