This SnapShots in Akiba site
has some anime, game, or seiyuu related snapshots
taken while walking around in the Akihabara area.
Comments to snapshots@usagi.org.
On August 19, 2017 there was an event for the game Phantom of the Kill
at UDX Akiba Square, and a seiyuu talk event was broadcast on niconico
and shown live on a giant monitor.