Yukio Shiina, spammer got arrested!
Yukio Shiina, 25, was arrested in Tokyo last Friday on suspicion of sending 2.2 billion spam emails. Mr.Shiina was suspected to have bought more than 600,000 email addresses for 100,000 yen.
He made 2 million yen (18,500USD) profit on his investment. Mr.Shiina promoted the dating services and gambling websites via email. His activity violated Japanese Internet Law insisting on accurate sender information in emails. (source)

