|Appears in:||Manga, Anime, Game|
|Japanese Voice:||Akane Tomonaga|
|English Voice:||Jamie Marchi|
Seira is the main character in Blood Tune and features heavily in Takumi Nishijou's delusions.
Her appearance is similar to Lala Satalin Deviluke, but with a smaller bust size.
She is mostly a support for Takumi and is based of one of his favorite anime girls who he has many statues of. She appears near the beginning of the first episode.