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.
At the end of November 2019, there were advertisement boards along
the escalators inside JR Akihabara station for the collaboration
between Bang Dream Girls Band Party and Re:Zero.
The collaboration began on 11/20.