The official Twitter for the anime Kunoichi Tsubaki no Mune no Uchi, by Souichirou Yamamoto, revealed three more voice actresses who will be joining the cast.
They are:
Makoto Koichi as Aogiri
Tsuchiya River as Shakuyaku
Konomi Kohara as Rindou
Synopsis
The comedy story centers on Tsubaki Kunoichi, the top student at her kunoichi (female ninja) school. She lives in a village of women with a rule that they cannot have contact with men. However, she harbors a curiosity about men that she cannot reveal.
Takuhiro Kadochi will be directing the In the Heart of Kunoichi Tsubaki anime at CloverWorks studio, while Konomi Shugo is in charge of the series scripts. Yousuke Okuda is designing the characters, and Yuusuke Shirato is composing the music.
Source: ANN