[Niratama (Sekihara, Hiroto)] Kusushi no Shironeko [Digital]

[Niratama (Sekihara, Hiroto)] MG-001 (Fate/Grand Order) [Digital]

[Niratama (Sekihara)] Kirakira Future (Love Live!) [Digital]

[Niratama (Sekihara)] Saitei na Koibito to Saikou no Soushitsu o (Kantai Collection -KanColle-) [Digital]

[Niratama (Sekihara)] Popu pipi pipippi - Popchin and Pipipippi are Lovers (POP TEAM EPIC) [Digital]

[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, Hiroto)] Anata ni Ai o Anata ni Hana o Yui - Let me give love to you, I will give a flower to you Conclusion [Digital]

[Niratama (Sekihara)] Doutoku no Hakoniwa (VOCALOID) [Digital]

[Niratama (Sekihara)] Doutoku no Hakoniwa Ketsu (VOCALOID) [Digital] [Incomplete]

[Niratama (Sekihara)] Doutoku no Hakoniwa Ketsu (VOCALOID) [Digital]