1girl, alternate_costume, blue_archive, blue_hair, blue_leotard, blush, breasts, cleavage, collarbone, halo, helmet, hoshino_ouka, leotard, looking_at_viewer, medium_breasts, open_mouth, pantyhose, playboy_bunny, purple_hair, saki_(blue_archive), short_hair, simple_background, solo, strapless, strapless_leotard, white_background