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| Criterion |  Operations A3 Problem Solving |  Business Strategy Strategy Execution Loop |  Operations Kaizen Event |  Operations After-Action Review |
|---|---|---|---|---|
Purposedifferent | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. | The Strategy Execution Loop helps avoid treating strategy as a one-off document. It makes visible how strategic decisions are turned into objectives, initiatives, operational work, measurement, and learning. | For a tightly scoped process segment with noticeable waste, the method bundles shared energy for change. It suits situations that call for fast learning loops and visible adjustments. | After missions or project phases with unclear outcomes, the method makes visible what actually happened and what can be learned from it. It separates course, effect, and causes so experience turns into solid improvement. |
Complexitydifferent | Medium | High | Medium | Low |
Timedifferent | 45-90 min | Initial 3-6 h, then monthly or quarterly reviews | 0.5-5 Tage | 20-45 min |
Participantsdifferent | 2-5 | 5-12 | 4-10 | 3-12 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | A3 Report, Action Plan, Root Cause Analysis | Execution Loop, Review Cadence, Strategic Learning Log | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update | Lessons learned, Action items, Event summary |
Tagsno overlap | LeanProblem solvingCoachingOperations | ExecutionCadenceLearningGovernance | LeanContinuous improvementOperations | LearningOperationsImprovement |