Location: 162 km ESE of Namie, Japan Period: 11 Mar 2011 22:36:57 - 13 Mar 2011 01:42:51 (1 day 3 hours 5 minutes) Volcanoes in 100km radius: None Earthquakes: 8 4 swarms found nearby. 2008 PS20081220.1(93.3km) 20 Dec 22 hours 6 earthquakes 2011 PS20110315.2(70.6km) 15 Mar 1 day 17 hours 6 earthquakes PS20110322.2(26.1km) 21 Mar 18 hours 5 earthquakes 2014 PS20140711.1(67.8km) 11 Jul 13 minutes 5 earthquakes