SMBC Consumer Finance data breach affects up to 320,118 customers
A third party breached Japan's SMBC Consumer Finance loan guarantee operations system and transmitted data containing the personal information of up to 320,118 people outside the company. The compromised information included names, addresses, dates of birth, phone numbers, email addresses, driver's license numbers, workplaces, annual incomes, and guarantee contract details. The company detected the intrusion on November 2, blocked access, and temporarily shut down the system, while some partner financial institutions also suspended loan applications.
Key facts
- Affected organization
- SMBC Consumer Finance
- Incident type
- Data breach
- Occurred / detected
- 2026-11-02
- Scale of damage
- Personal information of up to 320,118 customers
- Cause / method
- Unauthorized access to the loan guarantee operations system and transmission of data outside the company
- Location
- Japan
If your data was exposed
Exposed dataNamePhone numberEmailAddressDate of birthUsage & purchase history
- Don’t tap links in texts, calls or emails that mention this incident and offer compensation, refunds or breach checks. Check directly on the organization’s official website or app.
Timeline
- The company detected the intrusion, blocked access, and temporarily shut down the guarantee operations system.
- The company disclosed that data containing the personal information of up to 320,118 people had been transmitted outside the company.
- The company was investigating the cause of the breach and the scope of its impact.
Also affected by this incident
Data of 1,585 San-in Godo Bank personal loan customers leaked
↳ Knock-on damage from the SMBC Consumer Finance incident · View original incident1.6KImpact: Customer information of 1,585 personal loan borrowers
Customer information belonging to 1,585 San-in Godo Bank personal loan borrowers was leaked. Unauthorized access to external guarantor SMBC Consumer Finance exposed names, annual incomes, driver's license numbers and other details, while specific response measures have not been confirmed.
Related reports: 4 · last report →747 Hiroshima Bank card loan customer records leaked
↳ Knock-on damage from the SMBC Consumer Finance incident · View original incident747Impact: 747 card loan customer records
A total of 747 Hiroshima Bank card loan customer records were leaked. Unauthorized access to SMBC Consumer Finance, which handles loan guarantee services for the bank, led to the leak of bank customer information.
Read on Yahoo!ニュース ↗
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The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organization’s official statements for accurate details.