| 摘要 |
PROBLEM TO BE SOLVED: To improve a user's convenience.SOLUTION: A navigation device 1 which retrieves a destination based on a keyword includes: an input part 21 which receives the input of a plurality of keywords; and a retrieval part 22 which executes a retrieval with logical multiplication of a plurality of keywords inputted into the input part 21 as a retrieval condition and which decreases the keyword as the retrieval condition and executes a retrieval when there is no retrieval result.SELECTED DRAWING: Figure 1 |
