India is seen set to use Japanese bullet train technology for a high-speed connection between Mumbai and Ahmedabad, a report said Wednesday, the centrepiece of a huge package ofinfrastructure sales.

The Mumbai-Ahmedabad rail line would stretch 500 kilometres (312 miles) at a cost of up to one trillion yen, the newspaper said, adding the two governments plan to finish technological reviews and costings by March 2014.

Elections in India are around april 2014 and it will decide the future of bullet train technology as Japan have competition from nations such as France, which has the TGV high-speed rail network.