Auto Companies in Japan racing to develop ultra-precise digital maps to guide self-driving cars Updated : June 14, 2018 10:31 AM IST Japan's government is backing a three-dimensional mapping system developed by Mitsubishi Electric Corp. The improved mapping technology likely will be used first in vehicles in isolated areas. Three months ago, Toyota Motor Corp. hired Mandali Khalesi from HERE to lead its automated-driving initiative. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.