Japan continued Tuesday to face concerns over a power crunch, with households and businesses in Tokyo being asked again by the government to reduce electricity consumption in response to a spike in demand driven by high temperatures and infrastructure issues.An advisory which has urged people in Tokyo Electric Power Company Holdings Inc.'s service area to take reasonable energy-saving steps will be extended Wednesday for the third straight day as power supply is expected to remain tight.The government called on people to take steps such as turning off unnecessary lights and electric devices…READ FULL ARTICLE