To provide an optical path providing system that integrates a transmission system providing a network service in an optical network and a service reception system and manages the systems.

A server at a side of an optical path provider, which is a possessor of an optical network and a service provider adopting a form of service providing optical paths to each user of optical networks, is provided with a service content publication processing section 7 that discloses service contents to parties desiring to use the optical path providing service through a Web or the like, an input control section 8 that receives optical path utilization related information such as a utilization time, a utilization period and a utilization span desired by users, an optical path utilization related information DB 12 that stores information of all users to which the optical paths are served, a discrimination control section 10 that discriminates whether or not an optical path can be provided to a wisher, and an output control section 11 that informs the wisher about the result of discrimination. The system automates a series of jobs from the reception of application of use of optical paths to the provision of the optical paths.