User groups management
User rights log
- 04:29, 6 April 2016 Gmatsuda talk contribs was automatically updated from (none) to extended confirmed user
- 00:31, 30 March 2009 MBisanz talk contribs changed group membership for Gmatsuda from rollbacker to (none) (blocked account)
- 07:09, 10 January 2008 Aaron Schulz talk contribs changed group membership for Gmatsuda from (none) to rollbacker (Wikipedia:Requests for rollback)