1girl black_pantyhose brown_eyes brown_footwear brown_hair collarbone hair_intakes hair_ornament hand_up impossible_clothes katsuragi_marina kouyoku_senki_exs-tia long_hair long_sleeves lusterise neckerchief open_mouth pantyhose pleated_skirt red_neckerchief sailor_collar school_uniform shoes simple_background skirt solo standing straight_hair tachi-e white_background white_sailor_collar  1girl boots brown_hair brown_pantyhose closed_eyes collarbone dress hair_intakes hair_ornament katsuragi_marina kouyoku_senki_exs-tia long_hair long_sleeves lusterise open_mouth pantyhose pleated_dress simple_background smile solo standing straight_hair tachi-e white_background white_footwear  2girls arms_up ass bare_shoulders bikini blonde_hair blue_eyes bow breasts brown_hair butt_crack cleavage collarbone ekusutia_chevalier erect_nipples female game_cg hair_bow happy katsuragi_marina kouyoku_senki_exs-tia kouyoku_senki_exs-tia_2 long_hair looking_at_viewer lusterise midriff multiple_girls navel open_mouth ponytail pool red_bow smile spread_legs sunbeam swimsuit tongue wading water wet yellow_eyes