Aya Uchida, who was previously announced to voice Mitsuki Shimoya, will perform the opening theme song, while petit milady will perform the ending theme song.
The official website for Hyakuren no Haou to Seiyaku no Valkyria TV anime has announced additional cast members and theme song performers.
The members of petit milady will also voice as the twins.
Cast Albertina: Aoi Yuuki (Death March kara Hajimaru Isekai Kyousoukyoku) Christina: Ayana Taketatsu (the Dagashi Kashi series) Source: Moca Ne…