To provide a technique that simplifies a preparation of course guide information, and to provide a technique that implements a guide based on the prepared course guide information.SOLUTION: A course guide information preparation system comprises: a movement route acquisition unit that acquires a movement route; a guide point acquisition unit that acquires a guide point on the movement route where a guide based on guide data is implemented; a guide section setting unit that, when the guide point is located in a section where the movement route is not overlapped, sets the section as a guide section where the guide is implemented, and when the guide point is located in the section where the movement route is overlapped, sets the section to be selected by a preparer of the overlapped section as the guide section.SELECTED DRAWING: Figure 1
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