These days, population outflows increase from the district to the urban area by the opening to traffic of the expressway. By a population outflow, a traffic inconvenience area occurred in each place of the whole country in the district. In addition, The vehicle that has been being produced for elderly person until now has some problems such as heavyweight, expensive cost, and it is difficult to move when the battery gave out, so only some people is able to purchase it. Besides, although a power-assisted bicycle is light and able to move even out of battery, it can be used on only roads for the size, not sidewalk, so the risk of accidents is increased. Therefore, this paper explains about the research and development of vulnerable road users support city commuter with excellent accessibility as new mobility turning into existing transportation.