He used the advantage of the terrain, building here the Imabari castle, which became known as a Mizujiro, or "Castle on the sea"... The Imabari castle was dismantled during the Meiji period, but it was reconstructed in 1980, and it looks now as impressive as it looked in the medieval period...
EXIF info:
Nikon Df
Lens: 24-70mm F/2.8G
Focal Length: 24mm
Aperture: F/7.1
Shutter Speed: 1/250s
ISO Sensitivity: ISO 400