1girl, t, aketa_mikoto, bare_legs, barefoot, beach, beach_umbrella, bikini, bikini_under_clothes, black_bikini, blue_sky, blush, breasts, cleavage, clenched_hand, cloud, collarbone, day, feet_up, foreshortening, green_eyes, halterneck, hand_on_own_cheek, hand_on_own_face, head_rest, idolmaster, idolmaster_shiny_colors, legs, looking_at_viewer, lying, ma_azi, mat, medium_breasts, nanakusa_nichika, no_pants, on_stomach, outdoors, photo_(object), sand, shirt, short_hair, side-tie_bikini_bottom, sky, soles, solo, string_bikini, sweatdrop, swimsuit, t-shirt, the_pose, umbrella, white_shirt