nhk world's takafumi terui reports. >> reporter: yoshihide suga held a news conference in tokyo monday. he was speaking in protest of china's denouncement of prime minister shinzo abe's speech. >> translator: we believe that the repulsion expressed by the top chinese military official was based on an absolute misperception of the facts. they were slurs against my government. >> reporter: world leaders and defense ministers gathered in singapore over the weekend for the annual security summit. abe made the keynote speech. >> translator: countries should make their claims based on international law. they should not use force in trying to press their claims. they should seek ways to settle disputes peacefully. >> reporter: while abe didn't express italy name china, he said he supports the philippines and vietnam for their effort to solve territorial disputes. chinese and japanese crews have been facing off in the south china sea since last month. the tension began after china's state-owned energy company deployed an oil rig near the paracels. both country claim the islands. at the summit

chief cabinet secretary yoshihide suga laid out japan's priorities on wednesday. >> translator: north korea is going to explain to us how the special committee will be formed and who will be in charge. we will scrutinize the information very carefully. >> suga says the japanese delegation will be led by junichi ihara, with the foreign ministry asian. sitting across from him will be song il ho, north korea's envoy for normalizing relations with japan. japanese officials want to use the talks to determine how much authority the committee will actually wield inside the north. they also want to know if the head of north korea's secret police will be part of the committee. and officials say if they're satisfied the committee can carry out an effective investigation, they will consider lifting some sanctions. >>> workers at fukushima daiichi have spent months carrying out painstaking task. they have been removing a nuclear fuel from a damaged reactor building and putting it in storage. but now the people overseeing the operations say they could run out of space. so they have changed their p