A strong earthquake with a preliminary magnitude of 7.0 has struck under the sea several hundred miles south of Japan, shaking buildings in the capital, but officials said there was no danger of a tsunami.The quake struck near the uninhabited island of Torishima in the Pacific Ocean, about 600 kilometers (370 miles) south of Tokyo, and its epicenter was about 370 kilometers (230 miles) below the sea, Buildings in the Tokyo area shook, but no damage or injuries were reported. Express trains in northern and central Japan were
suspended temporarily for safety checks but later resumed.

 Earthquake Details

Magnitude	6.8
Date-Time	Sunday, January 01, 2012 at 05:27:54 UTC Sunday, January 01, 2012 at 02:27:54 PM at epicenter Time of Earthquake in other Time Zones
Location	31.416°N, 138.155°E
Depth	348.5 km (216.6 miles)
Region	IZU ISLANDS, JAPAN REGION
Distances	242 km (150 miles) SW of Hachijo-jima, Izu Islands, Japan 365 km (226 miles) S of Hamamatsu, Honshu, Japan 393 km (244 miles) S of Shizuoka, Honshu, Japan 495 km (307 miles) SSW of TOKYO, Japan
Location Uncertainty	horizontal +/- 14.3 km (8.9 miles); depth +/- 9.7 km (6.0 miles)
Parameters	NST=618, Nph=618, Dmin=244.9 km, Rmss=0.67 sec, Gp= 25°, M-type=centroid moment magnitude (Mw), Version=9
Source	Magnitude: NOAA West Coast and Alaska Tsunami Warning Center, Palmer, Alaska, USA Location: USGS NEIC (WDCS-D)
Event ID	usc0007fbh