helic (7317helic), yuuka (blue archive), yuuka (track) (blue archive), blue archive, absurdres, chinese commentary, commentary request, highres, 1girl, bent over, black shirt, blue eyes, blue jacket, blush, gym shirt, gym uniform, halo, hand on own knee, id card, jacket, jacket partially removed, lanyard, long hair, looking at viewer, mechanical halo, millennium science school logo, official alternate costume, partially unzipped, ponytail, purple hair, shirt, short sleeves, simple background, solo, track jacket, v, white background