| CPC G01C 21/20 (2013.01) [B63B 49/00 (2013.01)] | 8 Claims |

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1. A route planning apparatus for planning a navigation route of a ship, comprising:
a display;
an operation interface configured to receive one or more user inputs;
a storage configured to store plural base points to be used for navigation; and
processing circuitry configured to:
set a waypoint on a chart displayed on the display in response to a first input that is received by the operation interface;
extract potential base points from the stored plural base points that an within a predetermined range of the set waypoint;
display the extracted potential base points on a screen of the display; and
in response to a second input that is received by the operation interface, select one base point from among the potential base points to be a base point for navigating with resect to the set waypoint.
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