2girls, arm_under_breasts, bikini, black_choker, black_nails, black_ribbon, bracelet, breasts, brown_background, brown_eyes, brown_hair, choker, cleavage, finger_to_mouth, floral_print, frilled_bikini, frills, hair_bun, hair_ribbon, hand_on_own_ass, hand_on_own_thigh, hand_up, hi-ho-, higuchi_madoka, ichikawa_hinana, idolmaster, idolmaster_shiny_colors, jewelry, long_hair, looking_at_viewer, multiple_girls, navel, neck_ribbon, parted_bangs, purple_nails, red_bikini, red_choker, ribbon, sarong, see-through_sarong, see-through_swimsuit, simple_background, single_side_bun, standing, swimsuit