Yunyun is a 18-year-old catgirl. Yunyun has medium-length dark brown hair, tied into two twin-tails. Yunyun's eyes are crimson-red. She has fair skin. Yunyun's height is 5'2". Yunyun has big breasts. She has a cat tail and ears. Yunyun has the lifespan of a human.

Yunyun is a catgirl has a determined, caring, and gentle personality. She is also quite shy and quick to blush. She is not always honest with her feelings. While  intelligent, she often takes other people's opinion too literally.