1girl,arm_support,bare_arms,beach,blue_bow,blue_neckerchief,blue_neckwear,blue_ribbon,blue_sailor_collar,breasts,covered_navel,dated,day,dress,long_hair,looking_at_viewer,lying,neckerchief,ocean,on_back,sailor_collar,sailor_dress,sleeveless,solo,water,white_dress,wooden_floor,hestia_(danmachi),rating:safe