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Cyber Attacks

Japanese furniture giant Nitori says hackers stole 37.6M customer records

Nitori, a major Japanese furniture and home accessories retailer, discovered that an attacker accessed a system on its network and may have stolen 37.62 million customer records.

DKCISSP News DeskBleepingComputer11 Nov 2026, 2:24 am2 min read
Japanese furniture giant Nitori says hackers stole 37.6M customer records
Image courtesy of BleepingComputer. Original report
DKCISSP REPORT

Nitori, a major Japanese furniture and home accessories retailer, discovered that an attacker accessed a system on its network and may have stolen 37.62 million customer records.

The intrusion was detected on November 6, and the company blocked the unauthorized access; however, an investigation into the incident revealed that the attacker likely had access to the system since mid-October.

The company warned potentially impacted customers that the compromised information could be leveraged in phishing attacks and scamming attempts against, and urged them to exercise caution.

According to the company's notification, the incident impacts individual customers, corporate members, and non-members who placed orders through official Nitori stores and online shops.

The potentially exposed information may include the following data types: The company specified that account passwords of registered members and credit card information were not exposed in this incident.

Nitori says it promptly blocked the attacker’s access, addressed vulnerabilities in its systems, and strengthened threat monitoring to prevent similar incidents in the future.

Nitori has informed Japan’s Personal Information Protection Commission, the police, and other relevant authorities, and has promised to notify affected customers directly by email or post.

Update 11/11 - A Nitori spokesperson told the outlet that they are currently investigating the cause, including whether ransomware was involved, and cooperate with external cybersecurity experts.

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BleepingComputer has contacted Nitori with questions about the incident, and we will update this post when we get a reply.

What happened

Nitori, a major Japanese furniture and home accessories retailer, discovered that an attacker accessed a system on its network and may have stolen 37.62 million customer records.

The intrusion was detected on November 6, and the company blocked the unauthorized access; however, an investigation into the incident revealed that the attacker likely had access to the system since mid-October.

What changed

The company warned potentially impacted customers that the compromised information could be leveraged in phishing attacks and scamming attempts against, and urged them to exercise caution.

Who is affected

According to the company's notification, the incident impacts individual customers, corporate members, and non-members who placed orders through official Nitori stores and online shops.

The potentially exposed information may include the following data types: The company specified that account passwords of registered members and credit card information were not exposed in this incident.

Why it matters

Nitori says it promptly blocked the attacker’s access, addressed vulnerabilities in its systems, and strengthened threat monitoring to prevent similar incidents in the future.

Nitori has informed Japan’s Personal Information Protection Commission, the police, and other relevant authorities, and has promised to notify affected customers directly by email or post.

Technical details

Update 11/11 - A Nitori spokesperson told the outlet that they are currently investigating the cause, including whether ransomware was involved, and cooperate with external cybersecurity experts.

Nippon Columbia malware incident exposes 8.6 million karaoke fan records

Response

BleepingComputer has contacted Nitori with questions about the incident, and we will update this post when we get a reply.

What to watch next

Watch for revised vendor guidance, fixed versions and mitigation updates.

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