Once you have a guess (e.g., tanaka@company.co.jp ), use or Snov.io . These tools often show you real emails indexed from the web. In 2022, they reported that less than 0.5% of Japanese corporate emails used gmail.com .
Japan introduced the and strict GDPR-equivalent laws (APPI) in 2020-2022. Lists from 2017 are illegal to use without consent in 2022. Furthermore, spam filters in Japan (run by Gmail JP and Yahoo JP) automatically flag mass emails sent to these public domains as "Phishing." Once you have a guess (e
In 2022, Japanese companies shifted to:
AOL.net addresses are virtually extinct in the Japanese B2B landscape. Japan moved to mobile email (like @ezweb.ne.jp , @docomo.ne.jp , @softbank.ne.jp ) and then directly to LINE. An @aol.net email in a 2022 Japanese database is likely dead, a spam trap, or belonging to an individual over 60 who used AOL in the 1990s. Japan introduced the and strict GDPR-equivalent laws (APPI)
