Japan cybersecurity statistics

In recent years, Japan has struggled with several high-profile cybersecurity incidents. From the 2017 WannaCry ransomware attack to the 2018 hack of the Japanese cryptocurrency exchange Coincheck, it’s clear that the country’s digital defenses are far from impenetrable.

But just how big is the problem? In this post, we’ll look at several statistics relating to Japan and cybersecurity drawn from various reputable sources. These numbers will help give you a better understanding of cybersecurity in Japan and the challenges that lie ahead.

Here’s a list of Japan cybercrime statistics:

1. WannaCry hammered Japan in 2017

Japan was one of the countries most affected by the WannaCry ransomware attack in 2017, with over 600 organizations hit by the malware (Source: The Guardian)

2. The Japanese Coincheck hack cost $534 million

In 2018, Japanese cryptocurrency exchange Coincheck lost $534m worth of NEM tokens to hackers (Source: The Independent)

3. 6,000 Bitcoins were lost to another 2018 attack

The same year, another Japanese cryptocurrency exchange, Zaif, lost $60m worth of cryptocurrencies in a hack (Source: Coindesk)

4. 235 arrests were made for unauthorized computer access

In 2021, there were 429 breaches of Japan’s act on prohibited computer access, resulting in 235 suspects being prosecuted. (Source: Statista)

5. Ransomware rose 87% in Q1-Q2 of 2022

Japan saw a massive spike in ransomware attacks during the first half of 2022, with a total of 114 attacks confirmed. 59 of the attacks targeted SMEs, while 36 affected large corporations. (Source: Japan Times).

6. The cost of Japanese data breaches rose $2 million in 2020

The average cost of a data breach for a Japanese company was $2.7 million in 2020. For comparison, the average cost in 2019 was $2 million, according to IBM’s “Cost of a Data Breach Report” ( Source: IBM)

7. Breach identification time increased in 2020

It took an average of 197 days to identify and contain a data breach in 2020, up from 190 days in 2019 – again, according to IBM’s “Cost of a Data Breach Report.” This may be due to attacks becoming more sophisticated versus the skill level of cybersecurity professionals equipped to deal with them. ( Source: IBM )

8. Online banking fraud became more costly for Japan in 2019

Japan saw a significant increase in online banking fraud in 2019, rising to over 2.5 billion Japanese Yen ($18,096,875.00 USD). (Source: Statista)

9. Japan recorded 9,875 cybercrime events in 2020

A national police agency survey showed that cybercrime grew in Japan in 2020, with 8,875 recorded attacks. Attacks were up by 356 from the previous year. (Source: Nippon).

10. 98.1% of businesses in Japan use cybersecurity measures

As of September 2021, 97.1% of businesses reported using some form of cybersecurity measures to lessen the likelihood of an attack. 1.9% stated they weren’t using any cybersecurity measures. (Source: Statista). statsita-number-of-businesses-in-japan-using-cybersecurity-measures

11. A contractor lost a USB drive containing data on 460,000 Japanese residents

During an alcohol-fuelled night, a contractor misplaced a USB dongle with the personal details of almost half a million Japanese residents. Names, addresses, dates of birth, and tax ID numbers were contained on the drive. (Source: The Guardian)

12. Top Japanese hotel chain suffered a data leak allowing access to a guest database

In October 2022, Shangri-La Group, a popular Japanese hotel chain, suffered an attack that allowed hackers to obtain details on guests staying with the hotel. Data included passport numbers, dates of birth, and credit card details. The attacks were discovered after the hacking group bypassed security monitoring systems. (Source: The Register)

13. There were 2,009 online child prostitution cases in 2021

Child pornography and prostitution numbers climbed above 2000 cases in 2021, with similar cases reported in the previous year. (Source: Statista)


How to stay safe online in Japan

Staying safe online in Japan is vital due to its high level of technology and the need for personal information.

Here’s how to stay safe online in Japan:

  1. Use strong passwords: Always use strong passwords that contain upper and lower case letters, numbers, and special characters. Avoid using easily guessed or common words as part of your password. Never share your passwords with anyone else, even if they claim to be someone you know or trust. Use a unique password for each account.
  2. Keep your computer’s security software up-to-date: Ensure your anti-virus protection and firewall are kept up at all times. This will help protect you from malicious viruses, spyware, malware, and other online threats that could put your personal information at risk.
  3. Be careful what you download: Always scan any files before downloading them to your computer. Only download from trusted sources; only open files or click on links if you know their origin.
  4. Don’t give out personal information online: Never give out personal information, such as your address, phone number, or bank details online unless it is absolutely necessary and you trust the source explicitly. You can also purchase identity theft software to further enhance your security.
  5. Avoid phishing scams: Phishing scams involve hackers sending emails that appear to be from a legitimate website in order to get access to personal information such as passwords and credit card numbers. Do not to respond or click on any links within the email and delete it immediately if received.
  6. Use secure websites: When shopping or banking online, always look for the padlock symbol and ensure the website uses HTTPS rather than HTTP. This will ensure that any personal information you enter is encrypted and not visible to hackers. Note that HTTPS is not an indicator of a safe site, just a safe connection.

By following these tips, you can stay safe and secure when browsing the internet in Japan. If there are any suspicious activities on your computer, then contact your local police station immediately.

What are the most common types of cybercrime in Japan?

The most common types of cybercrime in Japan include phishing, fraud, identity theft, and financial crimes. Phishing attempts involve sending fraudulent emails or messages through social media to try and lure victims into providing sensitive information such as passwords or bank details. Fraud cases usually involve deceiving someone into revealing personal data or making purchases with stolen credit cards. Identity theft involves the unauthorized use of someone’s personal data to access their accounts, while financial crimes can include wire fraud, money laundering, and cyber extortion.

Other types of cybercrime in Japan include malicious software (malware) attacks, denial of service (DoS) attacks, and website defacement. Malware is malicious code designed to damage computer systems or steal data, while DoS attacks involve flooding a network with traffic to prevent users from accessing the system or services. Finally, website defacement involves hackers changing the content of a website to cause disruption or spread a message.

Japan has created laws and regulations to combat cybercrime, including the Unauthorized Computer Access Law, which criminalizes malicious software and other forms of cybercrime. The government also works closely with the private sector to promote cyber security awareness and protect businesses from online threats. However, businesses and citizens need to be aware of these risks and take steps to protect themselves from being victims of cybercrime.

In addition, it is essential to keep computer systems and networks up-to-date with the latest security patches, use strong passwords and be mindful of clicking on suspicious links. Furthermore, educating yourself about the various types of cybercrime in Japan and taking proactive measures can reduce the risk of becoming a victim.