1girl ahoge arknights back bare_shoulders bikini black_bikini black_choker blue_sky blush breasts brown_eyes choker cowboy_shot crocodilian_tail day from_behind grey_hair highres holding long_hair looking_at_viewer looking_back official_alternate_costume official_alternate_hairstyle outdoors parted_lips pointy_ears rainbow scales sky small_breasts swimsuit tail tomimi_(arknights) two_side_up wazd0183