In the future, more robots will be used to guide people at subway stations, airports, and large indoor environments. Take Arisa for instance: it is a 6-foot tall robot that is being used to help subway riders navigate Tokyo subways. It provides people with directions and info about the area.
Arisa can speak in four languages. It has Windows PCs inside to handle requests. Speech recognition technology is from Google. Arisa can recognize up to 2000 words.