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One-Third of Japanese Firms Targeted by Cyberattacks in 2026

One-Third of Japanese Firms Targeted by Cyberattacks in 2026

First seen 12 Nov 2026, 18:46 UTC • •
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ThreatCluster AI
ThreatCluster •November 12, 2026 at 18:47 UTC
  • •One-third of Japanese firms faced cyberattacks in 2026, according to a Reuters survey.
  • •10% of firms reported operational disruptions due to cyberattacks.
  • •63% of companies are enhancing employee training to combat cyber threats.

A recent Reuters survey revealed that one-third of Japanese firms experienced cyberattacks this year, impacting either their own systems or those of their service providers. The survey, conducted by Nikkei Research, found that 10% of respondents reported operational disruptions due to these attacks, while 22% experienced attacks without damage. In response, companies are increasing their cybersecurity budgets, with 3% expecting a sharp rise in spending. The survey highlighted that 63% of firms are enhancing employee training and anti-phishing measures, while 32% are focusing on ransomware countermeasures. Experts noted that AI is facilitating the automation of cybercrime, making it more challenging to detect. The survey included responses from 214 companies out of 508 contacted between October 27 and November 6.

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Timeline

2026-10-27
Survey conducted
Nikkei Research began contacting companies for a survey on cybersecurity incidents.
Whtc
2026-11-06
Survey concluded
The survey by Nikkei Research concluded, gathering responses from 214 companies.
Whtc
2026-11-12
Survey results published
Reuters published the findings showing a significant rise in cyberattacks against Japanese firms.
Whtc

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Common questions

What percentage of firms were affected?
One-third of Japanese firms reported being targeted by cyberattacks this year.
What measures are companies taking?
63% of surveyed companies are enhancing employee training and anti-phishing measures.
What is the current trend in cybersecurity spending?
Many firms anticipate an increase in cybersecurity spending, with 3% expecting a sharp rise.