The invention is non-motorized water-saving toilet bowl without water tank and minimizing clogging. It can be save water resource and social costs due to sewage treatment Features of Product 1. Water consumption : 73% decrease compared to the normal water closet(Water consumption : 13Liter) 2. Emissions pipe dia is decreased due to the water-saving obligation, but the Developed technology is the world's biggest pipe dia among water-saving types. (70mm) 3. With the no-water tank type, it occupies small spaces and design utilization is high and applying the wall-mounted toilet bowl type, it can be connected directly to a water pipe without additional water tank and piping system. 4. Because It can be connected directly to a water pipe, it replace flush valve water closet (Water consumption : 13 or more Liter)