Hitachi developed an audio-visual prototype called AV Mascot Robot. It interacts with humans, analyzes one's TV viewing history, and recommends programs for better viewing experience.
HITACHI developed a two-wheeled humanoid called EMIEW. It helps people in their daily activities, has obstacle sensors to avoid obstacles, and can engage in a conversation.
HITACHI developed a humanoid called EMIEW 2. It communicates with humans, evades obstacles, maps destinations and navigates the building, and has voice processing systems.