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CoursesCoursesOnline Lean coursesAffordable Lean packagesOnline Six Sigma coursesClassroom and in-company training
Lean.nl also offers classroom Lean and Lean Six Sigma training. We organize our day and evening courses throughout the Netherlands.
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Don't immediately choose a course for you: just get the knowledge and tools that you can use right away.
Read more
Kaikaku
Introduction: Kaikaku – Radical Change
Kaikaku is a Japanese concept within Lean management that emphasises radical, transformative change. Unlike Kaizen, which focuses on incremental, continuous improvements, Kaikaku involves bold shifts that can quickly reshape processes, systems, and organisational performance. It is used when small steps are not enough to meet market or customer demands.
Background
Kaikaku (meaning “reform” or “radical change”) is rooted in the Toyota Production System and Japanese management thinking. It is often introduced when organisations face disruption, declining competitiveness, or opportunities for major innovation. While Kaizen maintains steady improvement, Kaikaku ensures adaptability and breakthrough progress, especially in dynamic or highly competitive environments.
Key Elements / Features
- Radical change: Redesigning workflows, restructuring organisations, or adopting disruptive technologies.
- Short-term focus: Projects are intensive and time-bound, delivering quick, visible results.
- High risk, high reward: The scope of change carries more uncertainty but also greater potential gains.
- Leadership commitment: Senior management must actively support and guide Kaikaku to align it with strategy.
Applications / Examples
- Strategic repositioning: Shifting business models or embracing new digital technologies.
- Crisis response: Enabling rapid transformation during disruption, such as supply chain breakdowns or market shocks.
- Innovation: Launching breakthrough products, services, or processes that redefine value delivery.
Relevance / Impact
Kaikaku can deliver dramatic improvements in productivity, quality, and efficiency. Beyond measurable outcomes, it encourages a cultural shift towards adaptability and bold thinking, helping organisations lead change rather than react to it. Combined with Kaizen, it provides balance—Kaizen sustaining incremental growth and Kaikaku enabling transformational leaps.
See also
