Abstract
This paper aims to examine the features of commuting transport in Okayama City and the effective schemes for the improvement of bicycle-use conditions to reduce car trips in commuting to the city center. A questionnaire survey was conducted to identify the travel behavior of residents and their needs for bicycle-use conditions. The study has revealed that the improvement of bicycle-use conditions in the city center has significant impact on the reduction of car commuting with travel time less than ten minutes in the city.