The move was announced by Playboy's new chief creative officer Cooper Hefner, who said the decision to remove nudity entirely "was a mistake".
"Today we're taking our identity back and reclaiming who we are," tweeted the 25-year-old son of Playboy founder Hugh Hefner.
The US magazine also promoted its March-April edition with a picture of its playmate of the month with the hashtag #NakedIsNormal.
Some social media users welcomed the U-turn, describing it as a "good call", while others said the decision was taken "because the magazines weren't selling too well.
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