Poka-Yoke (Mistake Proofing) — Complete Guide

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Poka-yoke prevents human errors by designing processes that make mistakes impossible.

3 min read · Updated 17 Oct 2026 · By Md. Saiful Islam · বাংলায় পড়ুন

What is Poka-Yoke

Poka-yoke is a Japanese term meaning mistake proofing. It is a technique where you design a process or a tool so that a mistake cannot happen, or if it does, it is detected immediately. Poka-yoke was developed by Shigeo Shingo at Toyota and is a core part of Lean Manufacturing and Zero Quality Control.

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