Kaieda sacks 3 key officials over nuclear crisis, scandal
Nuclear and Industrial Safety Agency
Kan promises thorough investigation of NISA scandal
NISA asked Chubu Electric to manipulate public opinion
NISA orders utilities to check quake resistance data
Kan cautious about extending life of Kansai Electric's Mihama No. 2 reactor
Government unveils new safety tests for nuclear plants
Industry ministry to check reactors cooling systems