Toyota Production System
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Toyota Production System

Taiichi Ohno

4.11228 learners

Born from Toyota’s relentless drive to close the post-WWII manufacturing gap with the U.S., the Toyota Production System (TPS) emerged as a game-changing framework that redefined efficiency—especially after proving its resilience during the 1973 oil crisis, when Toyota outperformed competitors amid Japan’s economic stagnation. Unlike Ford’s mass-production model built for large, uniform batches, TPS centers on eliminating all forms of waste, anchored by two core pillars: Just-in-Time (JIT), where parts arrive exactly when needed to avoid excess inventory, and Jidoka, "smart automation" that stops machines at the first sign of error to prevent defects. Taiichi Ohno breaks down how tools like kanban (visual production cards), the 5 Whys problem-solving method, and heijunka (leveled production) transform factory floors into flexible, customer-aligned systems. Designed for Japan’s small-batch, high-variety market, TPS isn’t just a manufacturing process; it’s a continuous-improvement mindset, making it indispensable for businesses navigating slow-growth economies.

Toyota Production System (TPS)JidokaJust-In-Time (JIT)Heijunka5 Whys
Method

Kanban Core Rules

Kanban rules: 1. No production without a Kanban. 2. Produce only what the Kanban says. 3. Never send defective products. 4. Reduce Kanban count over time.

MethodRulesKanban
Concept

Kanban System

Kanban is a visual card tool that signals upstream to produce more when downstream needs it. It ensures production matches demand, reducing excess inventory.

LeanKanbanPull System
Insight

Kanban is a Tool, Not System

Ohno emphasizes Kanban is just a tool to implement JIT, not the entire TPS. You need Jidoka and Heijunka too to make it work.

TPSJITKanban
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