1girl absurdres arm_up armlet armpits ass_visible_through_thighs athena_(series) bangs bikini blue_footwear breasts brown_eyes cleavage groin hairband highres holding holding_sword holding_weapon long_hair lowleg lowleg_panties medium_breasts midriff navel open_mouth panties pink_background princess_athena purple_hair red_bikini sandals shield shinjou_satomi solo spiked_shield spikes swimsuit sword teeth underwear upper_teeth_only weapon yellow_hairband