Last Updated: A Retrospective Analysis of 2020 Data Practices
site:jp intitle:"お問い合わせ" "@gmail.com" -@example.com site:.co.jp "hotmail.com" "代表" 2020 "@yahoo.co.jp" "会社概要" filetype:pdf These queries comb through Japanese corporate “Company Profile” (会社概要) pages that often list personal email addresses of presidents or branch managers. Many Japanese sole proprietors registered .jp domains using their personal @gmail.com or @hotmail.com addresses. Use WHOIS lookup tools on .jp domains (managed by JPRS). In 2020, privacy protection was less strict than today, revealing email addresses directly. 4. LinkedIn’s 2020 Penetration in Japan While LinkedIn was never huge in Japan, 2020 saw a 30% increase in Japanese users. Many listed their @yahoo.co.jp or @aol.net emails on their profile’s “Contact Info” section. Use Sales Navigator filters for “Company size: 1-10” and “Country: Japan,” then export emails using email finder extensions. 5. Use B2B Email Finder Tools (Updated for 2020 Data) Tools like Snov.io, Hunter.io, and AeroLeads maintained historical snapshots of email patterns. In 2020, they added filters for consumer domains. For example, you could search for @gmail.com associated with any domain containing “tokyo” or “kabu.” Last Updated: A Retrospective Analysis of 2020 Data
Verify each address through a free email verifier (like NeverBounce or Verifalia) that supports SMTP handshakes – this confirms the mailbox was “current” as of 2020/2021. 6. Scrape Japanese “Town Pages” (Machikomi) Local Japanese community sites (e.g., Machikomi JP, Jimoty) were goldmines in 2020. Small business owners in cleaning, tutoring, and catering frequently posted ads with @hotmail.com or @gmail.com asking for customers. Scrape these ads (respecting robots.txt) to compile a highly targeted local list. Part 4: Building Your Own “2020 Current” List – Step-by-Step Example Let’s say you want 100 current email addresses of Japanese translation agencies using Gmail/Hotmail/Yahoo/AOL as of 2020. In 2020, privacy protection was less strict than
Do not buy pre-made lists. Instead, use the search techniques, verifyer tools, and legal framework outlined above to build your own updated, permission-based list. Target the consumer domains (Gmail, Yahoo, Hotmail) specifically for sole proprietors and micro-businesses in Japan. And always, always honor Japan’s anti-spam laws. Need professional help? Consider hiring a Japanese data entry freelancer on Crowdworks (Japan’s Upwork) to manually compile 2020-era emails from public sources. Many listed their @yahoo
Search for industry-specific Japanese terms (e.g., “東京 不動産” – Tokyo real estate) and look for email fields. 2. Google Search Operators for Specific Domains To find live emails in 2020, marketers used advanced search queries: