It has been suggested that Kanban_board be merged into this article. This article is about the lean manufacturing process. These signals are tracked through the replenishment cycle and bring kanban pull system pdf visibility to suppliers and buyers. Kanban is an inventory-control system to control the supply chain.

Taiichi Ohno, an industrial engineer at Toyota, developed kanban to improve manufacturing efficiency. Kanban is one method to achieve JIT. Kanban became an effective tool to support running a production system as a whole, and an excellent way to promote improvement.

Problem areas are highlighted by measuring lead time and cycle time of the full process and process steps. One of the main benefits of kanban is to establish an upper limit to the work in process inventory, avoiding overloading of the manufacturing system. Other systems with similar effect are for example CONWIP.