shinshin (ssnsn oekaki), yuuka (blue archive), yuuka (track) (blue archive), blue archive, commentary, highres, 1girl, between thighs, black halo, blue buruma, blue eyes, blue jacket, blue shoes, blush, bottle, breasts, buruma, full body, halo, id card, jacket, lanyard, long hair, long sleeves, looking at viewer, mechanical halo, medium breasts, off shoulder, open clothes, open jacket, open mouth, parted bangs, ponytail, purple hair, shoes, short sleeves, solo, squatting, sweatdrop