[Monogusa (Okada Kou)] COUNTDOWN (World Trigger) [Digital]
Air; Final Countdown
[Studio Proteus (Hiroyuki Utatane)] Countdown Sex Bombs 06 (English)
(C33) [Takotsubo Club (Gojou Shino)] THE FINAL COUNTDOWN 0.5
(C91) [Eden no Niwa (Kanzaki Katsumi)] Countdown! 2 (Kantai Collection -KanColle-)
[Studio Proteus (Hiroyuki Utatane)] Countdown Sex Bombs 01 (English)
[Studio Proteus (Hiroyuki Utatane)] Countdown Sex Bombs 02 (English)
(Mimiket13) [Happy Birthday (Manami Tatsuya, Maruchan.)] COUNTDOWN (D.C. Da Capo, Kore ga Watashi no Goshujin-sama)
[Studio Proteus (Hiroyuki Utatane)] Countdown Sex Bombs 05 (English)
[Studio Proteus (Hiroyuki Utatane)] Countdown Sex Bombs 03 (English)
