Cyber Risk Insurance (Mitsui Sumitomo)
Cyber Risk Insurance (Mitsui Sumitomo) is a cyber insurance product underwritten by Mitsui Sumitomo Insurance Co., Ltd. (MS&AD Insurance Group Holdings (Japan)), available in Japan. It is aimed at small and medium-sized businesses, mid-market companies and large enterprises. Coverage limits reach up to Up to ¥100M damages indemnity. Up to ¥10M profit damages. Policyholders get 5 bundled proactive services — Phishing simulation, Training & awareness, Risk assessment and Incident response, among others — designed to reduce breach risk before a claim ever happens. The carrier holds an AM Best rating of A (Excellent) – AM Best. It is distributed through insurance brokers.
Product Details§ 01
Advantages & Limitations§ 02
Advantages
- Mitsui Sumitomo: Japan's #2 non-life insurer (part of MS&AD; ~¥3.1T combined NLP with Aioi Nissay Dowa 2024).
- Domestic Japanese cyber insurance; bundles IR retainers with specialist firms.
- Coverage: cyber attack response, data breach, BI loss, ransomware, legal costs, data protection compliance.
- Aioi Nissay Dowa (MS&AD sub) acquired cyber risk analytics firm Sep 2023 — strengthening underwriting.
Limitations
- Japan domestic product.
Contact & Response§ 03
Frequently asked questions§ 04
+Who is Cyber Risk Insurance (Mitsui Sumitomo) designed for?
Cyber Risk Insurance (Mitsui Sumitomo) by Mitsui Sumitomo Insurance Co., Ltd. targets small and medium-sized businesses, mid-market companies and large enterprises in Japan. Geographic scope: Domestic only..
+What proactive security services are included with Cyber Risk Insurance (Mitsui Sumitomo)?
The policy bundles 5 proactive services: Phishing simulation, Training & awareness, Risk assessment, Incident response and Risk platform / portal. These preventive services are typically included in the premium.
+Does Cyber Risk Insurance (Mitsui Sumitomo) help with NIS2 or DORA compliance?
Mitsui Sumitomo Insurance Co., Ltd. indicates the following NIS2/DORA support for this product: Not applicable..
+How can I buy Cyber Risk Insurance (Mitsui Sumitomo) in Japan?
Cyber Risk Insurance (Mitsui Sumitomo) is sold through insurance brokers — broker contact: https://www.ms-ins.com/business/indemnity/pd-protector/. Compare it with alternatives in Japan on Ryskly before approaching a broker.