For them, the obvious destination is Akihabara, the "Electric Town", a world famous Tokyo shopping district for manga, anime, games and computer goods. A truly distinctive place, that due to its unique atmosphere is definitely worth a visit, even if you have nothing in common with the said pop culture...
EXIF info:
Nikon D700
Lens: 14mm F/2.8D
Focal Length: 14mm
Aperture: F/2.8
Shutter Speed: 1/60s
ISO Sensitivity: ISO 250