Thank you for viewing. Please read to the end before purchasing. This is a guide to the latest CD-ROM disc for the nationwide map update for the NSZT-W68T wide SD navigation system. ■ Product Description ☆ Those with a valid map update expiration date can update their maps to the latest version [including roads, buildings, and other information] by using this disc. 2025/12/17 Nishi Kyushu Expressway Matsuura IC - Hirado IC 7.5km 2025/12/11 Tohoku-Chuo Expressway Shimoinnai IC - Ogachi Komachi IC 3.7km 2025/11/06 Matsumoto-daira Wide Area Park Yamabiko Dome → Ainet Yamabiko Dome Name Change ※ Updates also available in other prefectures Current latest map type If the first 2 digits are 13 or more and 20 or less XX-XXXX-7E20 If the first 2 digits are 21 or more XX-XXXX-7E20 ☆ How to check the expiration date The "End Date" listed on the "Map Update" screen is the Map On Demand validity period. ※ Please note that updates are not possible unless the navigation unit has basic map data within the last 2 years and the expiration date has not passed. However, if you purchase the latest SD map from a dealer, the update validity period will be extended by 2 years, and you can continue to use the nationwide map latest update disc. ★ Notes ※ Please update at your own risk. Please check the instruction manual for the map update data update procedure. 1. Press the navigation's "Settings/Edit" switch or the "SET/DISP" or "Wrench Mark" switch. 2. Touch the "Navigation" tab, and if the "Map Update" button is displayed, it is a "Map On Demand compatible navigation". ☆ Only "3 prefectures" can be selected at a time for the update on the navigation side, so the update will be completed by repeating this several times for all prefectures. ☆ In addition to map data, VICS traffic congestion display and other information will also be updated to the latest version at the same time. ★ Items to be shipped ★ We will perform a final update check at the time of shipment and always ship the latest version. ★ One CD-ROM disc will be shipped. Please understand and acknowledge before purchasing. ★ Customers who can make a regular purchase will receive a discount. Please contact us before purchasing.