1girl bangs bare_arms bare_shoulders bikini black-framed_eyewear blue_archive blush breasts brown_eyes brown_hair chinatsu_(blue_archive) choker cleavage closed_mouth collarbone elf glasses gloves hair_ribbon hairband halo heart highres large_breasts light_brown_hair long_hair looking_at_viewer low_twintails navel pointy_ears red_gloves red_ribbon ribbon simple_background solo string_bikini sukeroku_(treeee) swimsuit thigh_strap twintails white_background white_bikini