
Quick answer — Eri Yukimura voices Shiju in Tatsuki Fujimoto 17-26, Cayna in In the Land of Leadale, Oto Adashino in Mysterious Disappearances and 9 more characters.
Eri Yukimura voices Shiju (Tatsuki Fujimoto 17-26), Cayna (In the Land of Leadale), Oto Adashino (Mysterious Disappearances), Emma (The Magnificent KOTOBUKI), Picatrix (Smile of the Arsnotoria the Animation), Anri Teieri (BLUE LOCK), Remi Kojima (Honey Lemon Soda), Hototogisu (In the Heart of Kunoichi Tsubaki) and 4 more.
Shiju is voiced in Japanese by Eri Yukimura.