1girl, animal_costume, animal_hood, blush, cowboy_shot, fins, fish_tail, flat_chest, hand_in_pocket, hand_up, hood, idolmaster, idolmaster_million_live!, kwaejina, light_blue_background, long_sleeves, looking_at_viewer, makabe_mizuki, navel, open_clothes, purple_hair, serious, shark_costume, shark_hood, shark_tail, short_hair, sidelocks, solo, stomach, tail, v, wavy_hair, yellow_eyes, zipper_pull_tab