1girl arms_behind_head arms_up bangs bare_arms bare_legs bikini bikini_skirt blonde_hair blush border bow breasts cleavage closed_mouth collarbone green_eyes hair_bow kagamine_rin kawahara_chisato looking_at_viewer miniskirt navel outside_border pink_background polka_dot polka_dot_bikini polka_dot_skirt short_hair sitting skirt small_breasts solo swept_bangs swimsuit twitter_username vocaloid white_bikini white_border white_bow white_skirt