London, June 14 -- Britain and Japan announced a series of investment and cooperation agreements worth more than £18 billion ($24.4 billion) on Sunday, deepening collaboration in clean energy, advanced technologies and defence ahead of the G7 summit in France.

British Prime Minister Keir Starmer hosted Japanese Prime Minister Sanae Takaichi in London, where the two leaders oversaw the signing of more than 10 commercial and government agreements and launched new frameworks on economic security and emerging technologies.

The package includes a five-year Japanese investment pipeline valued at more than £9 billion and is expected to support tens of thousands of jobs across Britain.

A key component is an offshore wind partnership ...