機器
arm
autumn
backhoe
blue
bridge
bucket
civil engineering
construction
construction machinery
digger
digging
dredging
embankment
excavator
ground
heavy
heavy machinery
hydraulic
hydraulic excavator
hyogo prefecture
industrial
industry
japan
landscape
machinery
muko river
nature
outdoor
park
pond
reflection
river
river conservation work
riverbank
riverbed
sand
scenic
scoop
shovel
sky
soil
special vehicle
sunny
view
water
work
yellow