1girl, animal_ears, animal_print, bell, bikini, blush, breasts, cleavage, cow_ears, cow_horns, cow_print, cowbell, fake_animal_ears, fake_horns, hair_bun, horns, looking_at_viewer, mature_female, micro_bikini, navel, orange_hair, pink_lips, red_eyes, reia_76, solo, swimsuit, twitter_username, upper_body, yahari_ore_no_seishun_lovecome_wa_machigatteiru., yuigahama_yui's_mother