1girl, ahoge, blue_archive, collared_shirt, fingerless_gloves, gloves, greyscale, hair_flaps, halo, hoshino_(blue_archive), id_card, kandori, kneehighs, lineart, long_hair, looking_at_viewer, monochrome, necktie, open_collar, pleated_skirt, shirt, skirt, socks, solo, sweat, upskirt