What is the definition of water pollution? Water pollution is the contamination of water bodies such as lakes, rivers, oceans, and groundwater caused by human activities, which can be harmful to organisms and plants whâ¦ich live in these water bodies.
Hattori HanzÅ (c. 1542 â 23 December 1596) was a vassal for Tokugawa Ieyasu, the last of the three unifiers of Feudal Japan. A famous samurai and ninja, HanzÅ was also a member of the Japanese Brotherhood of Assassins.
TantÅjutsu (ç­åè¡) is a Japanese term for a variety of knife fighting systems.A tantÅ (ç­å, short sword) is one of the traditonal Japanese swords (nihonto) that were worn by the samurai class of feudal Japan. Hochogata: The hochogata is a tantÅ form that is commonly described as a short, wide, hira. 2  The hochogata was one of the tantÅ forms that Masamune (an ancient sword smith whose name has become legend) favored.