Bicycle user information apparatus

A bicycle user information apparatus comprises in general an administration control unit in the form of an administration server (1) and a plurality cycle computers (2) interconnected via the Internet (3). The bicycle user information apparatus comprises an information receiver that receives information corresponding to the bicycle user through the Internet (3); and an administration control unit (7) that manages the information received through the information receiver and enables external access to the managed information in response to predetermined criteria. The administration control unit (7) includes a user registration unit (7a) that registers identifying information corresponding to the bicycle user.