... also known as Muda. Muda is a Japanese word meaning futility, uselessness, or wastefulness. A focus of the Toyota Production System (TPS) and later Lean process improvement, it refers to one of the three types of deviation from optimal allocation of resources: “Muda, Mura, Muri” (Waste, Unevenness, Overburden). Waste is any process that doesn’t add value to the end user.
In business operations, Gemba refers to any place where work is happening, where value is being created. For example, in manufacturing, gemba is the factory floor; in the office, it’s where support services are provided; in the hospital, it’s the operating/exam rooms.