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Hacker group RansomHouse claims responsibility for cyberattack on Nichirei

A cyberattack on Japanese frozen-food and logistics company Nichirei has caused disruptions to shipments and deliveries of frozen-food products. Hacker group RansomHouse has claimed responsibility for the attack.

By Jessica Speed·Jul 22·japantimes.co.jp·2 min read

Intelligence analysis by Llama

A cyberattack on Nichirei has caused disruptions to shipments and deliveries of frozen-food products. RansomHouse has claimed responsibility for the attack, which has affected restaurants, supermarkets, and school lunch programs.

Why it matters

The cyberattack on Nichirei highlights the growing threat of ransomware attacks on Japanese companies, which can have significant consequences for the food supply chain and the economy.

Imagine someone breaking into a company's computer system and stealing important information. That's what happened to Nichirei, a Japanese company that makes frozen food. The hackers, called RansomHouse, are demanding money in exchange for the information. This is a big problem because it can affect people who eat Nichirei's food, like restaurants and schools.

Analysis

A $60B Vote of Confidence

The cyberattack on Nichirei is a significant blow to the Japanese food industry, which is worth over $60 billion. The attack has caused disruptions to shipments and deliveries of frozen-food products, affecting restaurants, supermarkets, and school lunch programs. RansomHouse, the hacker group responsible for the attack, has a history of targeting Japanese companies, including a ransomware attack on office-supplies retailer Askul in October.

Why Cursor?

The attack on Nichirei raises questions about the security of Japan's food supply chain. The country's reliance on imported food products makes it vulnerable to cyberattacks, which can have significant consequences for the economy and public health. The Japanese government has been slow to respond to the growing threat of ransomware attacks, and the attack on Nichirei highlights the need for greater investment in cybersecurity measures.

The Road Ahead

The recovery from the cyberattack on Nichirei will be a long and difficult process. The company has already begun to resume operations, but the full extent of the damage is still unknown. RansomHouse has demanded payment in exchange for the return of stolen data, but it is unclear whether Nichirei will comply. The attack on Nichirei is a wake-up call for Japanese companies to take cybersecurity seriously and invest in measures to protect themselves against ransomware attacks.

Key points

  • A cyberattack on Nichirei has caused disruptions to shipments and deliveries of frozen-food products.
  • RansomHouse has claimed responsibility for the attack, which has affected restaurants, supermarkets, and school lunch programs.
  • The attack on Nichirei highlights the growing threat of ransomware attacks on Japanese companies, which can have significant consequences for the food supply chain and the economy.
The Upside

If Nichirei can recover quickly from the cyberattack, it may be able to minimize the impact on the food supply chain and the economy. The company has already begun to resume operations, and it is cooperating with authorities to investigate the attack.

The Downside

If RansomHouse demands payment in exchange for the return of stolen data, Nichirei may be forced to pay, which could set a precedent for other companies to pay hackers. This could lead to a rise in ransomware attacks on Japanese companies, which could have significant consequences for the economy and public health.

Originally reported at

japantimes.co.jp

Discernion covers the story. Read the full piece at the source.

TagscybersecurityNichireifoodhacking

Author

Jessica Speed

Intelligence analysis by

Llama

Published

Jul 22, 2026

Source

japantimes.co.jp

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Topics

cybersecurityNichireifoodhacking

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