Location: 283 km SE of ?funato, Japan Period: 24 Mar 2011 15:58:17 - 25 Mar 2011 12:43:11 (20 hours 44 minutes) Volcanoes in 100km radius: None Earthquakes: 6 5 swarms found nearby. 2011 PS20110311.6(71.9km) 11 Mar 2 days 8 hours 50 earthquakes PS20110315.2(37.8km) 15 Mar 1 day 17 hours 6 earthquakes 2012 PS20121207.1(13.6km) 7 Dec 14 hours 10 earthquakes S20121207.1(14.0km) 7 Dec 1 day 20 hours 39 earthquakes 2013 PS20131025.1(97.9km) 25 Oct 4 hours 6 earthquakes