Nihon Kotsu as the "Prince of Taxis." The company was founded as a sole proprietorship in 1928 and reorganized as a stock company in December 1945. It began as a limousine operator and expanded to taxi service in 1940. NK operates the most popular taxi hailing mobile application in Japan, Japan Taxi. Toyota invested 500 million yen in the app in 2017, followed by a second 7.5 billion investment in 2018. Tokyo Musen, a major rival of Nihon Kotsu in the Tokyo area, joined the app later that year in an effort to counterbalance foreign rivals such as Uber and Didi Chuxing.
Car App errors. Some apps along with additional hardware give keyless access to the car and let the owner start the engine using a smartphone. Drivers can install a dash cam app and use the smartphone to capture the driving process. The information about owner's driving habits can be recorded by car software with the help of OBD port. If vehicle speedometer is not functioning properly car apps can provide accurate car speed. Car software collects live data about road signs, speed limits and traffic cameras ahead. Some car apps send real time notifications about road accidents, traffic jams en route. OBD