dan (kumadan), yuuka (blue archive), yuuka (track) (blue archive), blue archive, highres, 1girl, bloomers, buruma, gym uniform, halo, hands in pockets, id card, jacket, jacket partially removed, lanyard, long hair, long sleeves, looking at viewer, looking down, mechanical halo, official alternate costume, purple eyes, purple hair, solo, star (symbol), star sticker, sticker, sticker on face, sweat, track jacket, twitter username, underwear, white background