https://phys.org/news/2018-07-japan-website-anonymity-variety-grievances.html

Sorehara, an abbreviation of the Japanese for "That's harassment," was devised by a 21-year-old college student and, like many #MeToo apps and websites, is meant to help victims of abuse safely fight back against their tormentors.

It allows users to send anonymous complaints by email, without registering any personal information and is gaining popularity in Japan, despite some concerns over the potential for its misuse.