To provide a human relationships registering system, a method and a server for registering human relationships, a program for registering human relationships, and a medium storing human relationships registering program and readable by a computer, all of which are used to establish wide and close relationships...http://www.google.de/patents/US8150881?utm_source=gb-gplus-sharePatent US8150881 - Human relationships registering system and device for registering human relationships, program for registering human relationships, and medium storing human relationships registering program and readable by computer
