The register
The register lists Osaka Gas UK, Ltd in London as a licensed sponsor on Global Business Mobility: Senior or Specialist Worker and Skilled Worker, 2 routes in all, and has done since at least 2026. Rating on the current register: Worker (A rating).
Companies House lists it as Osaka Gas UK, Ltd., number 07237928, incorporated 2010: 16 years of filings behind the name. The registered office is at 4th Floor 6 Ramillies Street, London, W1F 7TY, W1F 7TY. Its filed activity puts it in finance and insurance.
Holding a licence is the expensive, slow part done. For Osaka Gas UK, Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.