Continuous improvement is a commitment to reviewing the way something is done to find ways to do it better.
Continuous improvement is an infinite game because more opportunities always exist. Kaizen is one of many related approaches in this space. Shuhari describes stages of mastery. Continuous improvement embodies a moral imperative: waste is a crime. Promoting quality, managing defects, learning from mistakes, and the concept of quality are all important facets of continuous improvement.