5S: A workplace organization method that stands for Sort, Set in order, Shine, Standardize, and Sustain. Kanban: A visual scheduling tool to manage workflow and inventory. Kaizen: A philosophy of continuous improvement involving all employees. Poka-Yoke: A mistake-proofing technique to prevent errors. Just-In-Time (JIT): A strategy to improve efficiency by receiving goods only as they are needed in the production process.