professional lean, agile & change coach


Kanban (看板) is pronounced  /’kan’ban/ and means ”visual board” – where kan means “visual,” and ban means “card” or “board”. Kanban is a concept developed at and used by Toyota. It is related to lean and just-in-time (JIT) production.

On the surface, there isn’t much difference between an average task board and a kanban board. Each of these boards has various columns that represent the stages that a card needs to go through before it is considered done. The real difference in a kanban board, is not the board itself. The board is just a visual indicator, the same as any task board, and the intention is still to get the cards to the “DONE”-state – that is, delivered to the customer so that they can use the features from that card.

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Principle 12: Align Your Organization Through Simple, Visual Communication

“In business, excess information must be suppressed. Toyota supresess it by letting the products being produced carry the information.”
Taiichi Ohno

After all, product development is information flow among many specialists. Stop communication, stop information flow, and you stop product development. Now, instead of “throwing the design over the wall”, engineers are taught to communicate concurrently with a team of upstream and downstream specialists – across functions.

Given that everyone agrees that communication is crucial to good product development, what is left o say on this subject? Actually, quite a bit, including the fact that more communication is not necessarily better. And that sometimes face-to-face communication is not as good as written documents. And that large-scale collocation may not necessarily be all it’s cracked up to be.

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