Many traditional, family-owned businesses ( Chousho or Chuken Kigyo ) in Japan rely on internet service provider (ISP) emails or free webmail providers because they lack in-house IT infrastructure.
Reserved strictly for Japanese government ministries and agencies. Why Buying "2022 Scraped Lists" is a Bad Investment
This is Japan's anti-spam law. It dictates that B2B marketing emails can generally only be sent if: The recipient has given prior consent (Opt-in).
Rarely used by modern standards, but occasionally found in legacy databases from companies established in the late 1990s or early 2000s. Official Corporate Domains It dictates that B2B marketing emails can generally
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There is a vital exception for B2B marketing. If a business or individual publicly publishes their email address on their official website for business inquiries, you may contact them, provided the content is directly relevant to their business operations.
: Sending unsolicited commercial emails (spam) to individuals is heavily restricted under the Act on Regulation of Transmission of Specified Electronic Mail. National Tax Agency Corporate Number Site There is
If comprehensive data intelligence is required, organizations rely on established corporate research firms inside Japan. Platforms like Teikoku Databank (TDB) and Tokyo Shoko Research (TSR) compile exhaustive, legally compliant business profiles, financial health marks, and verified corporate contact pathways. 3. Professional Networks
Beyond the legalities, the culture of business in Japan makes the use of purchased lists largely ineffective.
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almost never use free, consumer email domains like Gmail, Hotmail, Yahoo Mail, or AOL for official business contact. They use company-owned domains (e.g., @companyname.co.jp , @companyname.jp ).
Japan has strict data protection laws. Sending unsolicited commercial emails (spam) can lead to legal penalties.