>>1113153https://youtu.be/3Wx40PRsktQRushia's voice is naturally higher pitched than Shion's and Gura's. Gura only becomes higher pitched when she's screaming or yelling, her speaking voice is not that great. Same for Shion.
>>1113178Rushia has the same body type as Gura and only 2 cm taller, she is prime cun.