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.

WSJ: U.S. Opposes Japan's Nuclear Plan

The State Department said the U.S. wasn't advising Japan on whether to rely on nuclear energy in the future.

WSJ: U.S. Opposes Japan's Nuclear Plan