Domestic P&C Insurance
Sompo Japan Insurance Inc.
Line of Business: P&C Insurance
Head Office: 26-1 Nishi-shinjuku 1-chome, Shinjuku-ku, Tokyo .
SAISON AUTOMOBILE AND FIRE INSURANCE COMPANY, LIMITED
Line of Business: P&C
Insurance Head Office: 1-1 Higashi-ikebukuro 3-chome, Toshima-ku, Tokyo .
https://www.ins-saison.co.jp (Japanese only)
Sompo Japan DC Securities Inc.
Line of Business: Defined-contribution Pension Plans and Sale of Investment
TrustHead Office: 25-1 Nishi-shinjuku 1-chome, Shinjuku-ku, Tokyo .
Sompo Risk Management Inc.
Line of Business: Risk Consulting and Cyber Security Business
Head Office: 24-1 Nishi-shinjuku 1-chome, Shinjuku-ku, Tokyo .
https://www.sompo-rc.co.jp (Japanese only)
Line of Business：Small Amount & Short Term Insurance
Head Office：26-1 Nishi-shinjuku 1-chome, Shinjuku-ku, Tokyo
Line of Business: Assistance (helpdesk and arrangement service for solutions)
Head Office: 32-2 Honcho 1-chome, Nakano-ku, Tokyo .
https://prime-as.co.jp/ (Japanese only)
Line of Business：Extended Warranty
Head Office：8F, Sumitomo Fudosan Ochanomizu Building, 2-2-3 Sotokanda, Chiyoda-ku, Tokyo
plus more than 50 companies
Domestic Life Insurance
Sompo Himawari Life Insurance Inc.
Line of Business: Life insurance
Head Office: 13-1 Nishi-Shinjuku 6-chome, Shinjuku-ku, Tokyo .
http://www.himawari-life.co.jp (Japanese only)
Nursing Care & Senior Business
Line of Business: Nursing Care
Head Office:Shinagawa Seaside East Tower, 12-8, higashishinagawa 4-chome, shinagawa-ku,Tokyo .
Sompo Health Support Inc.
Line of Business：Healthcare Business
Head Office：2-3, Kanda Awaji-cho 1chome, Chiyoda-ku, Tokyo
Wellness Communications Corporation
Line of Business: Healthcare Business
Head Office: 14F, Ark Mori Building, 1-12-32, Akasaka, Minato-ku, Tokyo
SOMPO ASSET MANAGEMENT CO., LTD.
Line of Business: Investment Advisory Service and Management Business of Investment
TrustHead Office: 2-16 Nihonbashi 2-chome, Chuo-ku, Tokyo .
Line of Business: Home Remodeling
Head Office: 57, Bentendoori 4-chome, Naka-ku,Yokohama City, Kanagawa .
https://freshhouse.co.jp/ (Japanese only)