Yahoo Japan Corp. will remain competitive with Google Inc. even after adopting Google's Internet search engine and online ad technology, because the two firms will use their own editing and advertising policies, Yahoo Japan President Masahiro Inoue said.

"We will operate the search engine under an editing policy that is independent (of Google's) and also have different screening criteria when it comes to advertising," Inoue told reporters, dismissing criticism by Microsoft Corp. that the Yahoo Japan-Google tieup is anticompetitive.

Yahoo Japan announced July 27 it will adopt Google's Internet search engine and search-linked advertisement distribution system, deviating from teaming up with Microsoft Corp. like its major shareholder, Yahoo Inc. of the U.S.