Talent agency I'm Enterprise announced via their official website that seiyuu Yumi Shimura
has ended her voice acting career, as well as leaving the agency, as of June 30. The seiyuu also announced her retirement via her official blog, where she included a farewell message.
Her main roles include Kanaria in Rozen Maiden (2013)
and Chisame Hasegawa in Mahou Sensei Negima!
series. She also had supporting roles in Needless
as Primaria and Esquela, and as Wakaba Ogino in Cuticle Tantei Inaba
, as well as the role of Cocona Vatel in the Ar Tonelico
Source: I'm Enterprise