Around 30 earthquakes, one of them magnitude 6.2, rocked a volcanic island south of Tokyo Wednesday and another significant quake hit the northeast of the country, the national meteorological agency said. The biggest tremor shook Miyake Island, which lies 175 kilometres (110 miles) south of Tokyo, at around 5:57 pm (0857 GMT). Its depth was 20 kilometres and there was no risk of a tsunami, the Japan Meteorological Agency said. "There may be slight changes in the level of sea along Japan's coast but there is no fear of damage resulting from this quake," it added.

A powerful earthquake struck southeastern Iran on Tuesday, killing at least 34 people across the border in Pakistan and shaking buildings as far away as the Gulf and New Delhi. The quake, measured at magnitude 7.8 by the US Geological Survey, damaged hundreds of mud-built buildings in remote southwestern Pakistan and comes a week after another struck near Iran's Gulf port city of Bushehr, killing at least 30 people.

A powerful earthquake registering a preliminary magnitude of 6 hit Hyogo Prefecture and it surrounding areas in western Japan early Saturday morning. The quake was strongly felt in Osaka. The quake occurred at around 5:33 a.m. local time. The epicenter of the quake was near Awaji Island in Hyogo Prefecture around 10 kilometers underground, the Japan Meteorological Agency said. There were no immediate reports of casualties and damages.

A strong 6.3-magnitude earthquake hit western Japan early on Saturday, injuring at least 24 people and destroying some houses, officials and reports said. Japan's meteorological agency, which earlier reported the quake was measured at magnitude 6.0, revised the seismic reading to magnitude 6.3. There was no risk of a tsunami, it said. The quake struck at 5:33 am (2033 GMT on Friday) near Awaji island in the Seto Inland Sea southwest of the city of Kobe, the agency said, also revising the depth of the focus at 15 kilometres (9.3 miles).