[Niratama (Sekihara Umina)] Kenkappuru no Nichijou (Suite PreCure)
(C84) [Niratama (Sekihara, Hiroto)] Have a nice holiday (VOCALOID) [English] [Heavenchai]
(C87) [Niratama (Sekihara, Hiroto)] Lovesick Girl (Love Live!) [Chinese] [AJI TEAM]
(C79) [Niratama (Sekihara Umina)] Yuri to Issho ni Obenkyou. (Heartcatch Precure!)
[Niratama (Sekihara)] Doutoku no Hakoniwa Ketsu (VOCALOID) [Digital]
[Niratama (Sekihara)] Popu pipi pipippi - Popchin and Pipipippi are Lovers (POP TEAM EPIC) [Digital]
[Niratama (Sekihara Umina)] Hanny Box (VOCALOID) [English] [Heavenchai] [2010-05-29]
[Niratama (Sekihara, Hiroto)] Anata ni Ai o Anata ni Hana o - Let me give love to you, I will give a flower to you [Digital]
[Niratama (Sekihara Umina)] Trap Box (Vocaloid)
[Niratama (Sekihara)] Doutoku no Hakoniwa Ketsu (VOCALOID) [Digital] [Incomplete]