It's the first case of radiation found on Japanese imports amid a crisis at a nuclear power plant damaged by an earthquake and tsunami a week ago.
Japanese officials previously said radiation was detected in spinach and milk produced near the damaged Fukushima nuclear power complex.
The official from Taiwan's Cabinet-level Atomic Energy Council spoke Sunday on condition of anonymity because he is not authorized to deal with the press.
(Copyright 2011 by The Associated Press. All Rights Reserved.)
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