Japan
139388
government / administration
111676
China (sometimes also used in ref. to Korea or other foreign countries)
62806
both countries
166019
possession
166455
authority / right (to do something)
75004
claim / request / insistence / assertion / advocacy / emphasis / contention / opinion
96063
concerning / along / under / per
4777
International Court of Justice / ICJ
84043
doing together (as equals) / sharing / common (land, etc.) / joint (statement, etc.)
68216
presenting a case / suing
131249
proposal / proposition / suggestion
131221
document / writing / letter / paperwork / note / records / archives
151476
Korea
62807
government / administration
111676
doing together (as equals) / sharing / common (land, etc.) / joint (statement, etc.)
68216
presenting a case / suing
131249
proposal / proposition / suggestion
131221
document / writing / letter / paperwork / note / records / archives
151476
diplomacy
58482
commerce / trade
130230
ministry / department
103744
Japan
139388
charge (of an area of responsibility, but not necessarily supervision of staff)
125174
north-east
134685
Asia (esp. "the Far East")
7398
section manager / section chief
56204
document / writing / letter / paperwork / note / records / archives
151476
China (sometimes also used in ref. to Korea or other foreign countries)
62806
diplomatic relations
83988
normalcy / normality / normal
112034
action of making something / -ification
53812
on the occasion of / circumstances
86971
dispute / trouble / strife
151267
settlement / solution / resolution
56960
Korea
62807
doing together (as equals) / sharing / common (land, etc.) / joint (statement, etc.)
68216
presenting a case / suing
131249
document / writing / letter / paperwork / note / records / archives
151476
possession
166455
authority / right (to do something)
75004