WRAPUP 10-Japan weighs need to bury nuclear plant; tries to restore power

uld receive if exposed to a dental x-ray. On Thursday and Friday, radiation levels were within average levels.

Tokyo's 13 million residents were warned on Thursday to prepare for a possible large-scale blackout but the government later said there was no need for one. Still, many firms are voluntarily reducing power and trains are reducing services. (Additional reporting by Linda Sieg, Nathan Layne, Elaine Lies, Leika Kihara and Chris Gallagher; Writing by Jason Szep; Editing by Dean Yates and John Chalmers)