Mr. Suzuki met with the administration's point man on nuclear-proliferation issues, including Deputy Energy Secretary Daniel Poneman, and with Assistant Secretary of State Thomas Countryman, said U.S. and Japanese officials.
Though it was under Mr. Sharif, in 1998, that Pakistan caught up with its neighbor and conducted its first test of a nuclear weapon, the man who is poised to lead Pakistan's next government is making rapprochement with India a cornerstone of his policy.
Mr Oettinger was outlining plans for the tests - ordered in the wake of Japan's Fukushima disaster - which are designed to see how Europe's nuclear facilities are able to withstand natural or man-made disasters.