NTTドコモ損害保険

Wiki route

This entry sits under non-life-insurers INDEX. Read it with Ntt Docomo Sompo HD, SOMPO, Sompo Japan Insurance, YAMAP Naturance Insurance, and insurance index.

Use this page for the licensed operating company. Use Ntt Docomo Sompo HD for the holding-company authorization route.

Overview

株式会社NTTドコモ損害保険 is a FSA-listed non-life insurer under 株式会社NTTドコモ損害保険ホールディングス. The official company profile states that it was established on 2024-04-01 as a preparation company and is headquartered in Nago, Okinawa.

The company matters because it makes the NTT Docomo insurance route more concrete: the holding company is not only a regulatory shell, and the operating insurer is tied to non-life / reinsurance business around device and smart-life protection services.

1. License / group boundary

The following table is scoped to public primary sources (fsa.go.jp, docomo-sompo.com, docomo.ne.jp). It restates licence / structure / product boundaries from those materials and does not invent market share, ranking, or unstated numerical claims. ^↗

2. Operating model

The 2023 NTT Docomo announcement described the planned company as a reinsurance business connected to mobile-device compensation services such as ケータイ補償サービス and smartあんしん補償. That makes it different from a broad consumer direct insurer such as Sony Insurance or SOMPO Direct.

For FinWiki, the operating-company page clarifies the chain:

NTT Docomo / SOMPO strategic context
  -> Ntt Docomo Sompo HD
     -> NTTドコモ損害保険
        -> non-life / reinsurance route around device and protection-service risk

3. Strategic reading

• It shows telco finance extending beyond payments, cards, banking partnerships, and securities into regulated insurance underwriting.
• It gives NTT Docomo FG / NTT finance analysis a concrete insurance-adjacent entity route.
• It helps separate SOMPO’s mainstream non-life operating company, Sompo Japan, from the Docomo-specific insurance structure.
• It is a useful comparison point for embedded / platform insurance alongside au Insurance and YAMAP Naturance.

4. Boundary notes

Keep this page separate from Ntt Docomo Sompo HD. The holding company is the authorization / capital-control route; this page is the licensed operating insurer.

Also keep it separate from SOMPO and Sompo Japan. The strategic relationship matters, but the operating boundary is not the same as SOMPO’s core non-life carrier.

Related

• ntt-docomo-sompo-hd
• ndfg
• sompo
• sompo-japan-insurance
• au-insurance
• yamap-naturance-insurance
• INDEX

Sources

• FSA: non-life insurance company license list, as of 2026-04-01.
• NTTドコモ損害保険: official company profile.
• NTT Docomo: 2023-10-06 announcement on establishing the reinsurance business company.