Hibari is a young woman of regular stature. She has blonde hair with bangs worn in a ponytail. Her Marine uniform consists of a white military pocketed shirt that exposes her midriff, green gloves, orange military boots and sea foam green camo pants with a tri-colored cloud pattern of blue, white, and turquoise, with the latter's right side ripped to reveal yellow and orange striped leggings. She also wears pink headphones with blue stripes over her ears, a black belt with pink heart-shaped buckles around her torso, and a brown backpack with a blue hanging teddy bear called Kopy-senpai (コピー先輩, Kopī-senpai?, VIZ: Mr. Kopy)