There are two types of shuriken, bo shuriken (stick type) and kurumaken (wheel type) and various schools of martial arts used various shapes. The colour, nevertheless, was invariably black. The black color was produced by putting cotton on heated shuriken as they solidified. The cotton burns and sticks to the metal.
What were ninja? Some say that ninja emerged in the Asuka Duration, about 1,400 years earlier. They were originally believed to have been guys in the service of Prince Shotoku. Called shinobi, they collected information from the Imperial Court. Historic files discuss shinobi in and after the Nambokucho Duration (1336-1392).
The role of and mindset towards ninja changed along with the times. The significant role was not battling in fights. Shinobi in the Sengoku Period worked as spies for feudal lords, entrusted with infiltrating enemy area and gathering info. Therefore, their most important mission was to return alive, which motivated ninja to practice a wide array of skills, including shuriken.
In fact, they most commonly combined in to the regional population and got information from conversations. In the peaceful Edo Period (1602-1868), the significant role of ninja was to gain as much info about the political situation of neighboring territories to safeguard their own domain and lord. As This Author vanished in the late Edo Duration, factually unreliable images of ninja appeared in books and other home entertainment.
In Kabuki (Classical Japanese drama) and Ukiyoe (photos of everyday life in the Edo Period), ninja were typically dressed in black and held shuriken in their hands, a representation that influenced the present picture of ninja. Ninja remain cloaked in mystery and we'll have to await future research studies to inform us more about these fascinating figures.
There are 2 major kinds of shuriken, bo shuriken (stick type) and kurumaken (wheel type). Bo shuriken are easier to make and more powerful than kurumaken. Kurumaken, on the other hand been available in a variety of shapes. Kurumaken are more popular than bo shuriken since they have many blades, each of which can hurt opponents.