Powerful eruptions from a volcano on Japan's southern island of Kyushu continued on Wednesday, …spewing ash three thousand meters into the air and grounding more than 80 flights.<br /> Japan's weather agency has maintained an alert level that restricts access to the volcano, which produced its first explosive eruption in seven years on Tuesday.<br />In an eruption early Wednesday, a large volcanic rock flew about one kilometer from the crater.<br />No injuries or building damage have been reported. <br />