I photographed this manhole cover in Inuyama, where during summer, for about 3000 yen, you can participate to this spectacular tradition for several hours, in a boat close to the cormorant trainer.
EXIF info:
Fuji X100
Lens: Fujinon
Focal Length: 23mm
Aperture: F/8
Shutter Speed: 1/850s
ISO Sensitivity: ISO 200