Saeko has a slender body figure. She is slightly under-average in height, and has short, honey-blonde hair and four earrings on her ear. Like her brother, her eyes are slightly slanted. She usually dresses casually, though with a rebellious touch, such as black leather, darkly-colored tank tops, or a green top that exposes her midriff and cleavage. She also has two arm bracelets with metal spikes around it. She has worn light brown pants and a black belt.