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Tens of thousands of new jobs and more than ?18 billion boost to British economy as Prime Minister meets Japanese leader

The UK and Japan are expected to agree investment creating tens of thousands of new jobs and more than ?18 billion in economic gains, alongside a new partnership at the forefront of next-generation technologies.

  • UK and Japan?unlock?significant?inward?investments?totalling?more than ?9?billion in infrastructure?and financial services?and?up to??9 billion in?offshore wind.?
  • New?technology?partnership?will?accelerate cooperation on cutting-edge?tech including AI, semiconductors,?and quantum computing.?
  • Visit?drives forward?partnership with UK¡¯s closest security partner?in Asia,?marking?a step change in the UK¨CJapan relationship.

The UK?and Japan?are?expected to agree?investment?creating?tens of thousands of new jobs and more than ?18 billion in economic gains,?alongside a new partnership at the forefront of next-generation technologies.

Together the deals?will back British industries?across?technology, clean energy, infrastructure development,?and?life sciences, supporting?long-term growth across the?country.?These?are sectors at the heart of the UK¡¯s Modern Industrial?Strategy and?building?on a relationship?with Japan?already worth ?140 billion.

The Prime Minister?will?welcome his?Japanese counterpart Sanae Takaichi to?Downing Street?today [Sunday]?ahead of the G7 in ?vian-les-Bains.

Japanese and British business?leaders will join the two?prime ministers for?a roundtable discussion?on?future opportunities for economic growth where?over ten commercial and government agreements?are expected to be?signed.?

The visit delivers a major vote of confidence in the UK economy, with Japanese investors setting out?a?five-year investment pipeline worth?more than ?9?billion,?expected to?build new towns and provide high-quality office space and innovation hubs.

Prime Minister Keir Starmer said:?

These?landmark?agreements will?bring?multibillion pound investment into the UK, creating tens of thousands of new jobs and driving new developments.?

As G7 economies and close security partners,?we are working together?with Japan?on?some of the most innovative technology in the world, harnessing the best of British and Japanese research and industry?to deliver growth and security to every corner of the United Kingdom.

At the heart of the visit?will be?a landmark Offshore Wind Compact,?developed in close partnership with Great British Energy to unlock?up to??9 billion in Japanese investment into the UK¡¯s offshore wind sector.?

It?will support?the development of?5.9GW of floating offshore wind projects in the UK, including the Ossian and Green Volt projects off the East Coast in Scotland alongside the Erebus project in the Celtic Sea.?

These pioneering projects?will support jobs across the country, and when built, generate enough clean electricity to power 8 million homes.

By boosting?homegrown?clean energy, the deal will help reduce reliance on?volatile global fossil?fuel?markets, strengthen energy security, help get?bills?down for good,?and makes the UK Japan¡¯s leading clean energy partner in Europe.

Hitachi Energy UK?is?set to create?at least 500 new jobs over the next five years, providing vital expansion of the UK grid and bringing clean power that delivers growth. This includes 100 highly skilled roles at Hitachi Energy¡¯s newly opened?Glasgow Centre of Excellence, and over ?18?million?investment in?a purpose-built facility in Stafford.

Meanwhile, Rolls-Royce will deepen collaboration with Japan¡¯s Atomic Energy Agency signing a new agreement with the UK National Nuclear Laboratory to develop next generation nuclear technologies. And our national laboratories (UKAEA and QST) and leading private companies will deepen their collaboration on fusion energy.?

Communities like Hatfield are set to?benefit?from the package of deals, where Japanese life science firm, Eisai, is set to invest ?48 million. The investment will create a new packaging facility for its innovative dementia treatment, backed by government funding.?

The?leaders?are?also?expected to agree a new?partnership to accelerate cooperation on?the?technologies?of the future.?The?cutting-edge?UK-Japan Frontier Tech Partnership (FTP),?will see?British research?translated into scalable technology with Japanese investment,?from AI?and?quantum,?to?civil nuclear and defence tech.

Building?on?momentum from?London?Tech Week,?the FTP?will deliver groundbreaking impact for the UK and Japan. This includes British?firm ORCA?Computing?landing a landmark export deal?¨C one of the first times a major corporation anywhere in the world has bought a quantum computer.

For the first time, a formal partnership?between?the UK Semiconductor Centre and Rapidus, Japan¡¯s?state-of-the-art manufacturing facility,?creates a direct pathway for the UK semiconductor?sector to manufacture?cutting-edge?chips?used to power mobile phones, vehicles?and modern devices.

During the meeting, the Prime Ministers are expected?to?confirm their shared commitment to the Global Combat Air?Programme, and?discuss the launch of the next phase of the international programme, including through?the international contract?that will?be signed by the end of the month.

A?new?Defence Capability and?Industrial?Council will?foster greater industrial cooperation between the UK and Japan, accelerating the development of?each other¡¯s?dual-use technologies such as drones and artificial intelligence, helping UK?defence?firms access significant Japanese investment.

Note to Editors/additional information

  • The full breakdown of investment announcements here:
    • Mitsubishi?Estate ¨C?to invest ?2 billion over five years to deliver a UK pipeline with gross development value of ?5.3bn, creating up to 17,000 jobs during construction.
    • Mitsui Fudosan ¨C?to invest ?3.8 billion over five years to deliver a UK pipeline with gross development value of ?5.8 billion, creating circa 15,000 jobs during construction.
    • Nomura Real Estate - investment commitment worth ?500 million over five years, creating up to 8,000 jobs.
    • L&G,?has announced the groundbreaking of a new ?135?million?London housing development funded in partnership with Nomura Real Estate Development. The 278-home site, of which over 30% will be Affordable Homes, marks Nomura¡¯s first investment into building new homes in the UK and is part of L&G¡¯s longstanding commitment to add to the supply of housing in the UK.
    • Mizuho?Financial Group?is committed to expanding its UK operations with the ambition to deploy ?3 billion over the coming years. Its recent acquisition of Augusta & Co Ltd will further enhance the company¡¯s advisory capabilities focused on the energy?transition?sector.??
    • Eisai - ?48m to expand the capabilities of Eisai Manufacturing Ltd at Hatfield.?Eisai¡¯s investment is backed by the government¡¯s Life Sciences Innovative Manufacturing Fund and subject to final agreement on terms and conditions.
    • Hitachi - ?18m into a?purpose built?facility in Stafford.
    • The UK-Japan?Offshore Wind Compact will help?facilitate?up to??9 billion worth of?Japanese investment for UK offshore wind. This investment will support the development of 5.9GW of floating offshore wind projects in the UK, which?Japanese companies have a stake in. This includes Ossian and Green Volt projects in the North Sea, alongside the Erebus project in the Celtic Sea.
  • M&G and Daiichi Life Group¡¯s landmark partnership secured ?4.5 billion of new investment from Daiichi into M&G-managed funds, now being deployed across public and private markets - reinforcing the UK¡¯s position as a centre for long-term capital while supporting product innovation and international market expansion.
  • UK and Japanese national laboratories (UKAEA and QST) are agreeing to deepen collaboration on fusion energy research, supported by Furukawa Electric and Tokamak Energy¡¯s agreement to an MoU to launch a phased programme to explore options for a new UK-based fusion R&D facility. This follows the UK government¡¯s ?2.5 billion investment into fusion to put at the forefront of the global race for the technology.
  • The value of the UK relationship with Japan comprises FDI stock at the end of 2024 (sourced from?) plus trade in 2025 (sourced from?)?
  • The?commercial agreements?deepen cooperation as set out in the UK-Japan Industrial Strategy Partnership?announced at the UK-Japan Strategic Economic Policy and Trade Dialogue in Tokyo in March 2025, and covers?cooperation in advanced manufacturing, clean energy, creative industry, defence, life sciences and technology.

Updates to this page

Published 13 June 2026
Last updated 14 June 2026 Show all updates
  1. additional information added

  2. First published.