Used in cause-and-effect analysis, due to its structure the Ishikawa diagram is more commonly called a 'what' diagram?
Ishikawa diagram Ishikawa diagram Ishikawa diagrams (also called fishbone diagrams, herringbone diagrams, cause-and-effect diagrams, or Fishikawa) are causal diagrams created by Kaoru Ishikawa that show the causes of a specific event. Common uses of the Ishikawa diagram are product design and quality defect prevention to identify potential factors causing an overall effect. Each cause or reason for imperfection is a source of variation. Causes are usually grouped into major categories to identify and classify these sources of variation. The "defect" is shown as the fish's head, facing to the right, with the "causes" extending to the left as fishbones; the ribs branch
Ishikawa diagram lean manufacturing and the Toyota Production System, the 5 Ms is one of the most common frameworks for root-cause analysis: These have been expanded by some to include an additional three, and are referred to as the 8 Ms: This common model for identifying crucial attributes for planning in product marketing is often also used in root-cause analysis as categories for the Ishikawa diagram: The 8 Ps are primarily used in product marketing. An alternative used for service industries, uses four categories of possible cause: A recurring theme in a lean or Six Sigma transformation is removing the clutter to