noun
Mitsui Marine and Fire Insurance Company, Limited
Historical company name; the entity later merged into Mitsui Sumitomo Insurance. Used in historical or business contexts.
三井海上火災保険は、のちに合併して三井住友海上火災保険となった。
Mitsui Marine and Fire Insurance Company later merged to become Mitsui Sumitomo Insurance.
The name is composed of 三井 (Mitsui, the founding conglomerate), 海上 (marine), 火災 (fire), and 保険 (insurance), reflecting the company's original business lines.