Navigation information device, voyage information processing method, and voyage information processing program

摘要

PROBLEM TO BE SOLVED: To provide a voyage information device, a voyage information processing method, and a voyage information processing program capable of improving workability such as addition of a mark when a mark is superimposed and displayed on a screen showing a surrounding situation of a ship. To do. A navigation information device 101 is based on at least one of an operation unit 103 including a plurality of keys, radar information, AIS (Automatic Identification System) information, and nautical chart information. A status display control unit 21 that controls the display of a peripheral screen and a mark group display that controls the display of a mark group composed of a plurality of marks arranged corresponding to the arrangement of a plurality of keys on the operation unit 103. A control unit 22 and a mark display control unit 23 that performs control to superimpose and display a corresponding mark that is a mark corresponding to the pressed key on an object displayed on the peripheral screen. [Selection diagram] Figure 1