(1) Seiri, Seiton, Seiso, Seiketsu, Shitsuke - A process for inducing discipline in an organization. Five terms beginning with "s" utilized to create a workplace suited for visual control and lean production. Seiri (sort) means to separate needed tools, parts, and instructions from unneeded materials and to remove the latter. Seiton (set in order) means to neatly arrange and identify parts and tools for ease of use. Seiso (shine) means to conduct a cleanup campaign. Seiketsu (standardize) means to conduct Seiri, Seiton, and Seiso at frequent, indeed daily, intervals to maintain a workplace in perfect condition. Shitsuke (sustain) means to form the habit of always following the first four s's.
(2) Five disciplines that can transform a messy, cluttered, and inefficient process into one that is clean and streamlined (seiri, seiton, seiso, seiketsu, and shitsuke in Japanese, Sort, Store, Shine, Standardize, and Sustain in English).