Rule 34 Dev - 10s 1girl aoba_kokona bikini blush braid braided_bangs brown_eyes brown_hair closed_mouth collarbone frilled_swimsuit frills groin hair_ornament hairclip head_tilt katatsuka_kouji long_hair looking_at_viewer navel own_hands_together pink_bikini smile solo standing swimsuit very_long_hair wet wet_hair yama_no_susume|9691444152