5Z

This standard defines the procedure of “5Z Accreditation” which is the scheme to promote, evaluate, maintain and improve process control using the Genba Kanri principles.
“5Z” is a general term for the following five actions ending with “ZU”…meaning “Don’t” in Japanese.

-UKETORAZU (Don’t accept defects)
-TSUKURAZU (Don’t make defects)
-BARATSUKASAZU (Don’t create variation)
-KURIKAESAZU (Don’t repeat mistakes)
-NAGASAZU (Don’t supply defects)