Japanese stars Shohei Ohtani and Yoshinobu Yamamoto vowed Thursday to guide the Los Angeles Dodgers past the New York Yankees in their first World Series. The best-of-seven series will start at Dodger Stadium on Friday as the two distinguished Major League Baseball clubs renew their East-West Coast rivalry, facing each other for the 12th time at this stage and for the first time since 1981. “It’s finally upon us and I’m excited,” said two-way star Ohtani, who on Thursday won his second MVP award from Sporting News, having become the first player to register 50 home runs and 50 stolen bases in …