>>27743204Kiara is very energetic and her movements are quick. Going with a fast beat and flowing music. She's trying to keep a practiced routine up throughout each song.
Mori goes for a more cool presence, so her moves are more prolonged and intentional. Using punches, kicks, or whatever to emphasize a heavy note. Or like
>>27743410 pointed out, slower movements about being alluring rather than impressive choreography.