1girl, beach, bikini, blush, breasts, brown_hair, cleavage, collarbone, feet_out_of_frame, furama_krs, huge_breasts, idolmaster, idolmaster_cinderella_girls, looking_at_viewer, navel, oikawa_shizuku, outdoors, pink_bikini, short_hair, smile, solo, swimsuit, thigh_gap