The aging population has been causing a number of social issues. As one of the issues, the numbers of the older drivers and people with dementia have been increasing so fast. Thus, the older drivers with dementia have recently been on the increase, and it has become a risk or threat to the public safety. This paper was to review what the tools for evaluating safe driving were, how proper the tools were, when the older drivers with dementia should stop driving, who would ask to stop driving them, what kinds of alternative transportation services would be offered to them, and so on. At the same time, the relation between discontinuation of driving and decline of the quality of life for the older drivers with dementia was discussed.