This speaks a lot about the quality of Japanese products and their quality standards. They're still laughing about this at IBM. Apparently the computer giant decided to have some parts manufactured in Japan as a trial project. In the specifications, they set out that they will accept three defective parts per 10,000 . When the delivery came in there was an accompanying letter. " We, Japanese people , had a hard time understanding North American business practices . But the three defective parts per 10,000 have been separately manufactured and have been included in the consignment. Hope this pleases you . "