Japan 's deteriorating relations with China had government officials and policy makers in Asia and the United States worried .
Asia /location/location/contains China
Asia /location/location/contains Japan
NNP POS VBG NNS IN NNP VBD NN NNS CC NN NNS IN NNP CC DT NNP NNPS VBD .
Asia
LOCATION
China
LOCATION
/location/location/contains
Asia
LOCATION
Japan
LOCATION
/location/location/contains