"England is my home now," he said. "I want to play for as long as I can over here."
Saints lie fifth in the Premiership after five defeats but Reihana believes the current squad are capable of getting back to winning ways before their team-mates playing in the Six Nations return.
"Our defence has to bear the blame. Our line has been broken so many times this season, which isn't like us," Reihana added.
"It's not that we're not good enough but errors are costing us dearly."
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