Trade officials from Japan and the United States have discussed cooperating to strengthen global chip supply chains. Carmakers and electronics firms are struggling with a shortage of the key components.
Japan's trade minister, Kajiyama Hiroshi, talked with US Secretary of Commerce Gina Raimondo over the phone for the first time on Thursday.
The two also exchanged views on export management, energy and the environment. They agreed that their countries will work closely on the development of next-generation energy technologies to tackle global warming.
Japanese Prime Minister Suga Yoshihide and US President Joe Biden are scheduled to meet in Washington next week.
They are expected to discuss bolstering supply chains as well as measures against climate change.