1girl, d, bikini, blush, breasts, brown_eyes, brown_hair, collarbone, idolmaster, idolmaster_cinderella_girls, large_breasts, long_hair, navel, nitta_minami, open_mouth, side-tie_bikini_bottom, smile, solo, standing, swimsuit, thighs, tomajiyama, towel, towel_on_head, wet, white_bikini