Sayaka has a cheerful, sweet, lighthearted, and supporting personality, expressing a kind demeanor and pleasant disposition, although it is unknown if this is only because of her status as an idol.Sayaka has amazing intuition, and often knows what people are thinking, even when it isn't obvious. She claimed this was due to psychic powers she joked about having. she tends to hide her feelings when she is under great pressure by putting on her public persona. She cares deeply for her friends.