A man wearing a face mask looks at a Pepper robot at SoftBank Robotics in Paris, France, Sept. 10, 2020. With a new feature, Pepper robot can detect whether people are wearing face masks and if not, instructs them to wear. (Photo by Aurelien Morissard/Xinhua)

Pepper robots are seen at SoftBank Robotics in Paris, France, Sept. 10, 2020. With a new feature, Pepper robot can detect whether people are wearing face masks and if not, instructs them to wear. (Photo by Aurelien Morissard/Xinhua)

Pepper robots are seen at SoftBank Robotics in Paris, France, Sept. 10, 2020. With a new feature, Pepper robot can detect whether people are wearing face masks and if not, instructs them to wear. (Photo by Aurelien Morissard/Xinhua)

A Pepper robot is seen at SoftBank Robotics in Paris, France, Sept. 10, 2020. With a new feature, Pepper robot can detect whether people are wearing face masks and if not, instructs them to wear. (Photo by Aurelien Morissard/Xinhua)

Pepper robots are seen at SoftBank Robotics in Paris, France, Sept. 10, 2020. With a new feature, Pepper robots can detect whether people are wearing face masks and if not, instructs them to wear. (Photo by Aurelien Morissard/Xinhua)

Pepper robots are seen at SoftBank Robotics in Paris, France, Sept. 10, 2020. With a new feature, Pepper robot can detect whether people are wearing face masks and if not, instructs them to wear. (Photo by Aurelien Morissard/Xinhua)

Pepper robots are seen at SoftBank Robotics in Paris, France, Sept. 10, 2020. With a new feature, Pepper robot can detect whether people are wearing face masks and if not, instructs them to wear. (Photo by Aurelien Morissard/Xinhua)