yamazumi chart

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The Yamazumi Chart – Line Balance and Task Value-Add

Use a Yamazumi Chart to highlight the three broad types of process deficiencies to improve in Lean: Muda (Waste), Mura (Unevenness), and Muri (Overburden). Yamazumi is a Japanese word translated as huge mound, heap, or pile. A Yamazumi chart is simply a stacked bar graph. But by plotting process cycle time by process steps and [...]