Masataka Yoshida, a two-time Pacific League batting champion, has agreed to a five-year, $90 million deal with the Boston Red Sox, MLB.com reported Wednesday, citing a source.

"The Red Sox made their first major counter move to the rival Yankees, agreeing to a five-year, $90 million deal with Japanese outfielder Masataka Yoshida," said a report on MLB's official website.

"The club has not confirmed the move," it said. "The Red Sox will have to pay a $15.375 million posting fee to the Orix Buffaloes based on the $90 million contract for Yoshida."