The Kawasaki Ninja ZX-10R is a motorcycle in the Ninja sport bike series from the Japanese manufacturer Kawasaki, the successor to the Ninja ZX-9R. It was originally released in 2004 and has been updated and revised throughout the years. It combines an ultra-narrow chassis, low weight, and radial brakes. In 2004 and 2005 the ZX-10R won Best Superbike from Cycle World magazine, and the international Masterbike competition.

Kawasaki Motors, Ltd. is a Japanese mobility manufacturer that produces motorcycles, all-terrain vehicles, utility vehicles, watercraft, outboard motors, and other electric products. It derives its origins from Kawasaki Aircraft Industries, a subsidiary of Kawasaki Heavy Industries, and is rooted in the motorcycle, boat, and engine businesses. In 1953, they began manufacturing engines for motorcycles and have since produced products such as the Mach and Ninja series in motorcycles and the Jet Ski, which has become a generic term for personal watercraft. Until 2021, it was a division of Kawasaki Heavy Industries, known as the Kawasaki Aerospace Company (川策重工業汎用機カンパニー) and later the Kawasaki Motorcycle & Engine Company (川崎重工業モーターサイクル&エンジンカンパニー). In 2021, it was separated as Kawasaki Motors, Ltd, a wholly owned subsidiary of Kawasaki Heavy Industries.