Japan hails 'unprecedented' security ties as British aircraft carrier visits Tokyo

TOKYO (Reuters) -Security cooperation between Japan and Britain has reached an "unprecedented" level, Japan's defence minister said on Thursday, as a Royal Navy aircraft carrier sailed into Tokyo on a goodwill visit. "Japan and the UK have been steadily enhancing cooperation as each other's closest security partners in Asia and Europe," Defence Minister Gen Nakatani told reporters at a joint press conference with UK Defence Secretary John Healey.