|For hygiene-conscious (obsessed?) Japanese, scented, extra-thick, unrecycled, luxurious toilet paper is a must. Some toilet paper are even moistened with aloe and have infused pinapple enzyme to counteract odor. Link (via notes from somwhere bizarre)
Spaniards have their own version: a chic, very expensive all-black toilet paper. Link
Ironically, Americans who out-eats everyone else and therefore presumably create the most poop, have to satisfy themselves with regular ol' Charmin.