---
title: "NTTドコモ損害保険"
aliases: ["NTT Docomo General Insurance", "NTTドコモ損保", "ドコモ損害保険", "株式会社NTTドコモ損害保険"]
domain: non-life-insurers
created: 2026-05-22
last_updated: 2026-07-30
last_tended: 2026-07-30
review_by: 2026-11-22
confidence: likely
tags: [JapanFG, insurance, non-life-insurance, ntt-docomo, reinsurance, operating-company]
status: active
sources:
  - "https://www.fsa.go.jp/menkyo/menkyoj/songai.pdf"
  - "https://www.docomo-sompo.com/company/profile/"
  - "https://www.docomo.ne.jp/info/news_release/2023/10/06_00.html"
---

# NTTドコモ損害保険

## Wiki route

This entry sits under [[non-life-insurers/INDEX|non-life-insurers INDEX]]. Read it with [[non-life-insurers/ntt-docomo-sompo-hd|NTTドコモ損害保険ホールディングス]], [[non-life-insurers/sompo|SOMPO]], [[non-life-insurers/sompo-japan-insurance|損害保険ジャパン]], [[non-life-insurers/yamap-naturance-insurance|ヤマップネイチャランス損害保険]], and [[insurance/INDEX|insurance index]].

Use this page for the licensed operating company. Use [[non-life-insurers/ntt-docomo-sompo-hd|NTTドコモ損害保険ホールディングス]] 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. ^[source:fsa.go.jp; docomo-sompo.com; docomo.ne.jp]

| Item | Notes |
|---|---|
| Legal name | 株式会社NTTドコモ損害保険 |
| English name | NTT DOCOMO General Insurance, Inc. |
| License route | Insurance Business Act non-life insurance company; FSA non-life insurer list |
| Shareholder | [[non-life-insurers/ntt-docomo-sompo-hd|NTTドコモ損害保険ホールディングス]] |
| Parent / strategic context | NTT Docomo and SOMPO insurance / reinsurance adjacency |
| Wiki role | Telco-linked non-life operating-company page |

## 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 [[non-life-insurers/sony-insurance|Sony Insurance]] or [[non-life-insurers/sompo-direct|SOMPO Direct]].

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

```
NTT Docomo / SOMPO strategic context
  -> [[non-life-insurers/ntt-docomo-sompo-hd|NTTドコモ損害保険ホールディングス]]
     -> 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 [[megabanks/ndfg|NTT Docomo FG]] / NTT finance analysis a concrete insurance-adjacent entity route.
- It helps separate SOMPO's mainstream non-life operating company, [[non-life-insurers/sompo-japan-insurance|Sompo Japan]], from the Docomo-specific insurance structure.
- It is a useful comparison point for embedded / platform insurance alongside [[non-life-insurers/au-insurance|au Insurance]] and [[non-life-insurers/yamap-naturance-insurance|YAMAP Naturance]].

## 4. Boundary notes

Keep this page separate from [[non-life-insurers/ntt-docomo-sompo-hd|NTTドコモ損害保険ホールディングス]]. The holding company is the authorization / capital-control route; this page is the licensed operating insurer.

Also keep it separate from [[non-life-insurers/sompo|SOMPO]] and [[non-life-insurers/sompo-japan-insurance|Sompo Japan]]. The strategic relationship matters, but the operating boundary is not the same as SOMPO's core non-life carrier.

## Related

- [[non-life-insurers/ntt-docomo-sompo-hd]]
- [[megabanks/ndfg]]
- [[non-life-insurers/sompo]]
- [[non-life-insurers/sompo-japan-insurance]]
- [[non-life-insurers/au-insurance]]
- [[non-life-insurers/yamap-naturance-insurance]]
- [[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.