first anniversary of Japan tsunami tragedy

Time of earthquake: 14:46 local time (0546 GMT). A tsunami warning was issued three minutes later.

Magnitude: 9.0

Epicentre: At 38.1 degrees north latitude, 142.9 east longitude in the Pacific Ocean, at the depth of 24 kilometres (14.9 miles) underwater.

Height of waves: Waves higher than 15 metres (49.5 feet) were observed in various places -- Ishinomaki, Soma, Ofunato, among others.

Confirmed deaths: 15,846

People still missing: 3,317
(No deaths have so far been attributed to exposure to radiation in the accident at the Fukushima Daiichi nuclear power plant)

Injuries: 6,011

Refugees across the country: 341,411

Temporary houses constructed or under construction: 52,882

Buildings totally destroyed: 128,558

Buildings damaged: 916,883

Rubble generated in the three worst-affected prefectures (Miyagi, Iwate, Fukushima): 22 million tonnes.

The government has approved four reconstruction budgets for the fiscal year from April 2011 to March 2012, totalling 20.5 billion yen ($253 million).