3girls, alp, ass, ass_focus, butt_crack, from_behind, greyscale, kunikida_hanamaru, kurosawa_ruby, long_hair, love_live!, love_live!_sunshine!!, medium_hair, monochrome, multiple_girls, no_pants, panties, school_uniform, short_hair, simple_background, standing, tsushima_yoshiko, twintails, underwear, uranohoshi_school_uniform, white_background