---
title: "三井ダイレクト損害保険"
aliases: ["三井ダイレクト", "Mitsui Direct", "Mitsui Direct General Insurance", "三井ダイレクト損害保険株式会社"]
domain: non-life-insurers
created: 2026-05-21
last_updated: 2026-07-30
last_tended: 2026-07-30
review_by: 2026-11-21
confidence: likely
tags: [JapanFG, insurance, non-life-insurance, direct-insurance, msad, operating-company]
status: active
sources:
  - "https://www.fsa.go.jp/menkyo/menkyoj/songai.pdf"
  - "https://www.sonpohogo.or.jp/outline/member-companies.html"
  - "https://www.mitsui-direct.co.jp/"
---

# 三井ダイレクト損害保険


## Wiki route

This entry sits under [[non-life-insurers/INDEX|non-life-insurers INDEX]]. Read it against [[non-life-insurers/aioi-nissay-dowa-insurance|あいおいニッセイ同和損害保険]] for peer / contrast context and [[insurance/INDEX|insurance index]] for the broader system / regulatory boundary.

## TL;DR

三井ダイレクト損害保険株式会社は、[[non-life-insurers/msad]] group の direct non-life insurance operating company。金融庁の損害保険会社免許一覧に掲載され、[[non-life-insurers/mitsui-sumitomo-insurance]] and [[non-life-insurers/aioi-nissay-dowa-insurance]] とは別に direct auto insurance channel を担う。

## 1. License / group boundary

The following table is scoped to public primary sources (fsa.go.jp, sonpohogo.or.jp, mitsui-direct.co.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; sonpohogo.or.jp; mitsui-direct.co.jp]

| Item | Notes |
|---|---|
| Legal name | 三井ダイレクト損害保険株式会社 |
| License route | Insurance Business Act non-life insurance company; FSA non-life insurer list |
| Protection scheme | Non-Life Insurance Policyholders Protection Corporation member |
| Group boundary | [[non-life-insurers/msad]] direct non-life operating company |
| Wiki role | MS&AD direct-channel non-life insurer |

## 2. Operating model

MS&AD already has two large agency / corporate non-life operators. 三井ダイレクト adds a direct-channel model: web quotes, call-center support, direct auto insurance, and cost-efficient retail acquisition.

## 3. Why this page matters

- Completes MS&AD's direct-channel non-life anchor.
- Useful for direct auto insurance comparison across the big-three groups.
- Registry-backed D4 direct / digital non-life page.

## Related

- [[non-life-insurers/msad]]
- [[non-life-insurers/mitsui-sumitomo-insurance]]
- [[non-life-insurers/aioi-nissay-dowa-insurance]]
- [[non-life-insurers/sony-insurance]]
- [[insurance/INDEX]]

## Sources

- FSA: non-life insurance company license list, as of 2026-04-01.
- Non-Life Insurance Policyholders Protection Corporation of Japan: member-company list, as of 2026-04.
- 三井ダイレクト official website.