What is the fine-grained topic of the following text: TOKYO, May, 17 2018 - (JCN Newswire) - Electric industry leader Tokyo Electric Power Company Holdings Inc. (TEPCO) announced today that it has joined forces with IT and entertainment developer Pocket Queries Inc. to develop a mixed-reality (MR) solution that will combine the real and virtual worlds for fast, easy, three-dimensional visualization of data in the workplace. Only return the topic.
Development of a mixed-reality solution for workplace data visualization by Tokyo Electric Power Company Holdings and Pocket Queries Inc.