<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.korea kaskazini imekiri kuwateka nyara wajapan 13 katika miaka ya sabini na themanini kwa lengo la kuwafunza majasusi wake.  <response>: north korea has acknowledged kidnapping 13 japanese in the 1970s and 1980s to train its spies. 