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.
Between 5/21 and 6/5 there was a Nijigasaki Gakuen Festival in Akihabara.
There were tapestries of all 13 characters scattered
all over Akihabara, in front of the participating stores.