Sources:

    http://www.moderntoilet.com.tw/en/about.asp
    http://www.travelchannel.com/Places_Trips/Travel_Ideas/Food_And_Drink/Food/Extreme_Restaurants
    http://weburbanist.com/2008/08/10/15-of-the-strangest-themed-restaurants-from-buns-and-guns-to-cannabalistic-sushi/
    http://www.journeyetc.com/travel-ideas/top-10-most-extreme-restaurants-in-the-world-with-videos/