Tokyo, Oct. 3 (Jiji Press)--Nissan Motor Co. said Friday that it will continue to be the largest shareholder of the operator of Yokohama F. Marinos, a professional soccer club in the J1 top division of the Japan Professional Football League, or J.League. But the struggling automaker suggested a potential sale of some shares in the club based in Yokohama, south of Tokyo, saying that "we are a...