Panel: the model and metrics for software quality evaluation report of the Japanese National Working Group

The Japanese National Working Group has carried out research on developing a framework which clarifies the relation among internal and external characteristics, factors which affect software quality, and the effect of software quality. An attempt has also been made to develop metrics to measure them. The concept model and metrics that have been developed are presented with the future plan. Specifically, attention is given to the measurement of reliability, portability, functionality, usability, and maintainability