Every brand MS&AD owns

7 brands, sorted alphabetically. Brands with their own page link through; others are listed here with their source. See the company profile and ownership tree.

Brand	Category	Origin	Held via	Stake	Since	Confidence	Source
Aioi Nissay Dowa Insurance	Property & casualty insurance	🇯🇵 Japan	Direct	100%	—	reported	EDINET (Financial Services Agency of Japan), Jun 2026
Mitsui Direct General Insurance	Property & casualty insurance	🇯🇵 Japan	Direct	100%	—	reported	EDINET (Financial Services Agency of Japan), Jun 2026
Mitsui Sumitomo Aioi Life Insurance	Life & health insurance	🇯🇵 Japan	Direct	100%	—	reported	EDINET (Financial Services Agency of Japan), Jun 2026
Mitsui Sumitomo Insurance	Property & casualty insurance	🇯🇵 Japan	Direct	100%	—	reported	EDINET (Financial Services Agency of Japan), Jun 2026
Mitsui Sumitomo Primary Life Insurance	Life & health insurance	🇯🇵 Japan	Direct	100%	—	reported	EDINET (Financial Services Agency of Japan), Jun 2026
MS Amlin	Property & casualty insurance	🇬🇧 United Kingdom	Direct	100%	—	reported	EDINET (Financial Services Agency of Japan), Jun 2026
MSIG Mingtai Insurance	Property & casualty insurance	🇹🇼 Taiwan	Direct	100%	—	reported	EDINET (Financial Services Agency of Japan), Jun 2026