Japan’s biggest bank is preparing to unveil robot employees with a human touch. Nao, a 58-centimetre-tall humanoid developed by the French company Aldebaran Robotics – a subsidiary of the Japanese telecoms and internet giant SoftBank - will begin work on a trial basis at one or two branches of Mitsubishi UFJ Financial Group from April. Depending on his performance, more robots could appear at other branches in the coming months. Equipped with a camera on his forehead, Nao is programmed to speak 19 languages. He analyses customers’ emotions from their facial expressions and tone of voice, enabling him to greet customers and ask which services they need. The 5.4-kg robot, who was “born” in Paris in 2006, lived up to his billing with a faultless interaction with an English-speaking customer, during a presentation in Tokyo this week. “Hello and welcome,” Nao said. “I can tell you about money exchange, ATMs, opening a bank account, or overseas remittance. Which one would you like?...