Thank you for viewing. Please read to the end before purchasing. The update method varies depending on the model. * Some models require a setup disc. Please note that you will not be able to update without it. ★ Please note that we cannot provide a setup disc. This is a guide to shipping an update disc for one of the following compatible models. NSZT-Y64T NSZT-YA4T DSZT-YB4Y DSZT-YC4T NSZA-X64T NSZN-W64T NSZT-W64 NSZN-Z66T NSZT-Y66T NSZT-W66T DSZT-WA6T * Please select one model from the list above and contact us to purchase. ■ Product Description ☆ If your map update expiration date is valid, updating with this disc will give you the latest map version. 2025/11/06 Matsumoto Plain Wide Area Park Yamabiko Dome → Ainet Yamabiko Dome Name Change 2025/11/06 Tochigi Children's Science Museum → Kojima Children's Science Park Name Change * Updates are also available in other prefectures. Current latest map type If the first two digits are 13 or more and 20 or less XX-XXXX-7D70 If the first two digits are 21 or more XX-XXXX-7D70 ☆ How to check the expiration date The "End Date" displayed on the "Map Update" screen is the map on-demand expiration date. * Please consider that updates are not possible unless the basic map data on the navigation unit is within 2 years and the expiration date has not passed. If you purchase the latest SD map from a dealer, the update validity period will be extended for 2 years, and you will be able to use the nationwide map update disc for updates. Please check the instruction manual for the map update data update procedure. ☆ The navigation unit can only select "3 prefectures" at a time for updates, so you will need to repeat this several times to complete the update for all prefectures. ☆ In addition to map data, VICS traffic congestion display and other features will also be updated to the latest version at the same time. ★ Items to be shipped ★ ☆ One or two CD-ROM discs will be shipped. Please select one model from the list above for your navigation model and purchase. Please check before purchasing, as there are some models that cannot be updated.