1girl alternate_costume animal_ears animal_print armpits aru_(blue_archive) bangs bare_arms bikini black_collar blue_archive blush breasts cleavage collar commentary cow_ears cow_horns cow_print demon_horns extra_ears fang front-tie_bikini_top front-tie_top hands_up highres horns horns_pose huge_breasts long_hair looking_at_viewer neck_ribbon nikuya_(nikuniku_nikuya) open_mouth pink_hair red_ribbon ribbon sitting solo sweat swimsuit very_long_hair yellow_eyes