 Toyosaki had her first major role as voice actor in 2007 , providing the voice of Amuro Ninagawa , the main character of the anime series Kenkō Zenrakei Suieibu Umishō . She was then featured in Minami @-@ ke and Shugo Chara ! as Yoshino and Su , respectively . In 2008 , Toyosaki reprised the two roles in Minami @-@ ke : <unk> and Shugo Chara ! ! Doki — . She is also the voice of Charlotte in the new movie adaptations of Kentaro Miura 's dark @-@ fantasy manga Berserk . 
