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The benchmark Nikkei gained 1.4 percent to 8,653.82, just below its 75-day average near 8,660, seen as a key resistance level.
The broader Topix index added 1.2 percent to 746.69.
The benchmark Nikkei gained 1.4 percent to 8,653.82, just below its 75-day average near 8,660, seen as a key resistance level.
The broader Topix index added 1.2 percent to 746.69.