noun
Dai-Tokyo Fire and Marine Insurance Company, Limited
Historical company name; the entity later merged into what is now Sompo Japan Insurance.
大東京火災海上保険は、のちに合併して日本火災海上保険となった。
Dai-Tokyo Fire and Marine Insurance later merged to become Nippon Fire and Marine Insurance.
Compound of 大東京 (Dai-Tokyo, 'Greater Tokyo'), 火災 (kasai, 'fire'), 海上 (kaijō, 'marine'), and 保険 (hoken, 'insurance'), reflecting the company's original name and business lines.