lao wo, koharu (blue archive), blue archive, absurdres, highres, 1girl, black shirt, black shoes, black wings, blush, book, feathered wings, from side, hair between eyes, halo, head wings, holding, holding book, leg warmers, long hair, looking at viewer, low wings, neckerchief, open mouth, pink eyes, pink hair, pink neckerchief, pink skirt, red halo, sailor collar, shirt, shoes, sidelocks, skirt, solo, squatting, sweatdrop, twintails, white leg warmers, white sailor collar, wings