Baka yoke is the Japanese term for “fool proofing” or “idiot proofing”. Needless to say, it is not the most politically correct of terms, and has been replaced in common use by poka yoke, or “mistake proofing”.
The principle is the same for both terms. Prevent mistakes rather than correct defects. The subtle difference between baka yoke and poka yoke is that the focus changes from the person (fool or idiot) to the process or action (mistake).
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