A woman operates a touch screen on Pepper, a humanoid robot developed by SoftBank Group Corp, to order a cup of coffee at SoftBank Ginza in Tokyo.

Customers at SoftBank Group Corp’s three stores in Tokyo can enjoy free coffee served by the telecommunication giant’s humanoid robot Pepper, capable of remembering customers’ faces and their preference of coffee for their next visits to the stores.

SoftBank has begun a trial service that will run through Aug 2 and is considering…