Japan\'s Nissan Motor Co. is expected to introduce 15 models of hybrid vehicle by the end of fiscal 2016, as it aims to boost its lineup of green cars, the company said on Wednesday. Nissan will update versions of existing vehicles as well as introduce new models. It plans to sell a total of 1.5 million units of electronic vehicles globally together with its French alliance partner Renault SA by the end of 2016, the Japanese news agency Kyodo reported. The global cumulative sales of the automaker\'s Leaf electric vehicle have already topped 46,000 units as of the end of November since the model was launched in December 2010, according to the report.