Parece que ni channel ha estado vendiendo datos de sus usuarios.
>2ch.net’s mass data leakage in 2013. At that time, 40000 person’s private data and comment logs spilled out with their private data; full name, address, phone number, e-mail address credit card number with security code.

http://echo-news.net/en/japan-largest-2channel-board-started-big-data-business-2000-maybe-accompany-insider-transaction

>And after more than 1 month, it was made clear that 2ch has been selling data since 2000, just next year it had started.