NEW : Japanese rescue squad arrives in the Nuclear Regulatory Commission . Japan 's own search and rescue team was in New Zealand , assisting with recovery from the recent Christchurch earthquake , when the quake and tsunami struck Japan on Friday . China search and rescue teams are in hard-hit Ofunato . Ofunato sends search and rescue team as it recovers from its own earthquake . China sends team despite long-running tensions with New Zealand .
NEW : Japanese rescue squad arrives in the Nuclear Regulatory Commission . China search and rescue teams are in hard-hit Ofunato . Ofunato sends search and rescue team as it recovers from its own earthquake . China sends team despite long-running tensions with New Zealand .