DAT Motorcar Co. , who came up with the name Datsun , was the predecessor of Nissan .
Prior to that , the Datsun name was known as the export name for Nissan vehicles from 1958 until 1986.The name was created in 1931 by a predecessor of Nissan , the DAT Motorcar Co. for a new car model , spelling it as `` Datson '' to indicate its smaller size when compared to the existing , larger DAT car .
Datsun