"Apple has decided it undertake cutting-edge R&D in Japan," Jiji news service quoted Abe as saying in a campaign speech outside of Tokyo ahead of a general election on Sunday. "It will be formally announced soon."
Abe said the facility will be on par with Apple's biggest R&D centres in Asia, Jiji and Kyodo news said, without offering any further detail.
Apple Japan could not be immediately reached for comment.
© Thomson Reuters 2014