that a solid majority of south koreans oppose yoons handling of the forced labor issue thats been central to mending relations with japan and many in japan fear that bolstering security cooperation will lead the country into an economic cold war with china its biggest trading partner bidens predecessor and potential successor republican donald trump unnerved south korea during his time in the white house with talk of reducing the us military presence on the peninsula if an ultraleftist south korean president and an ultraright wing japanese leader are elected in their next cycles or even if trump or someone like him wins in the us then any one of them could derail all the meaningful hard work biden yoon and kishida are putting in right now said duyeon kim an adjunct senior fellow at the center for a new american security s indopacific security program the three leaders are also expected to detail in their summit communique plans to invest in technology for a threeway crisis hotline and offer an update on progress the countries have made on sharing earlywarning data on missile launches by north korea other announcements expected to come out of the summit include plans to expand military cooperation on ballistic defenses and to make the summit an annual event sullivan said the leaders would commit on friday to a multiyear planning process for joint military exercises the leaders are also likely to discuss the longrunning territorial conflicts in the disputed south china sea involving china the philippines vietnam malaysia taiwan and brunei