Battling highly radioactive water from leaking into the sea, desperate Japanese engineers on Monday pumped coloured powder to trace leakage, as the operator Tokyo Electric Power Company announced plans to dump 11,500 tonnes of contaminated water into the ocean to clear storage space at Fukushima nuclear plant.
Japanese power companies, including Tokyo Electric Power Company and J-Power, seek to make their presence felt in India.
Japan marks the fourth anniversary of a quake-tsunami disaster that swept away thousands of people.
The quake struck on Tuesday morning at about 06:00 local time (2:30 am IST on Tuesday), the Japan Meteorological Agency said, adding that the epicentre of the quake, which was felt in Tokyo, was off the coast of Fukushima prefecture at a depth of about 25km, the agency said.
We bring you a collection of some of the best photographs taken this week by ace Reuters photographers.