On the exterior side, the gate has the Zuijin guardians, but inside there are two statues representing... horses. This is because here is enshrined Taira no Masakado, a respected and famous samurai who lived in the Heian period, whose emblem was the tethered horse...
EXIF info:
Nikon D90
Lens: VR 18-55mm F/3.5-5.6G
Focal Length: 55mm
Aperture: F/5.6
Shutter Speed: 1/400s
ISO Sensitivity: ISO 200