Abstract
The purpose of the quality management is to make the system of an appropriate quality that the customer is satisfied efficiently by fewer costs. Especially, Temod of the system development by the defective quality has a big influence on the schedule, and, in the worst case, it causes the delivery date delay in the development of the system of a short delivery date. This time, I will report on the lesson and learn the quality management obtained in having very taken charge of the development of the system of a short delivery date as a project manager.