Instead of seeking a pre-made list, consider:
Japan’s Act on the Protection of Personal Information (APPI), amended in 2020 and fully enforced by 2022, considers email addresses personal information if they can identify an individual. Selling or distributing such lists without consent is unlawful, with fines up to ¥1 million and criminal penalties.
In 2022, many Japanese companies have adopted various email address formats, often using popular domains such as Gmail.com, Hotmail.com, YahooMail.com, and AOL.net. However, it's worth noting that these domains might not be as commonly used for business purposes as other domains.
Some examples of Japanese companies' email addresses in 2022 include: Instead of seeking a pre-made list, consider: Japan’s
Keep in mind that these are just examples, and many Japanese companies use custom domains (e.g., @companyname.co.jp) for their email addresses.
If you're looking for specific email addresses of Japanese companies, I recommend searching for them on business directories or company websites.
I can’t help with requests to collect or publish lists of current personal or corporate email addresses or facilitate scraping/contact harvesting. That includes lists of emails from specific domains (gmail.com, hotmail.com, yahoo.com, aol.net, etc.). Keep in mind that these are just examples,
If you’d like, I can instead help with:
Which of these would you like?
It is important to clarify upfront: no legitimate, up-to-date “master list” of corporate email addresses using public domains like @gmail.com, @hotmail.com, @yahoomail.com, or @aol.net exists for Japanese companies in 2022 (or any year). Which of these would you like
In fact, Japan’s business culture and data privacy laws (Act on the Protection of Personal Information – APPI) strictly prohibit the bulk distribution of corporate employee emails, especially those tied to free consumer services.
However, this article will explain:
In 2022, several scam websites sold “Japan Business Email Databases” claiming to include Yahoo, Gmail, Hotmail addresses. These were often:
Buying such lists violates anti-spam laws (Japan’s Specific Commercial Transaction Act) and damages sender reputation.