Letters Remain

Tag: taiichi-ohno

  • The Seven Wastes

    One of the principal goals of the Toyota Production System (TPS) is to identify steps that add value (and those which do not) and then design out waste. Muda is one of the three types of waste (the other two being muri and mura) and the one that has been given the most attention since the TPS…

  • The Five Whys

    Five Whys is “a question-asking method used to explore the cause/effect relationships underlying a particular problem. Ultimately, the goal of applying the 5 Whys method is to determine a root cause of a defect or problem”. Developed by Taiichi Ohno–one of the inventors of the Toyota Production System–the oft-cited example is as follows: My car…