機器
arm
autumn
backhoe
bucket
civil engineering
construction
construction machinery
digger
digging
dredging
embankment
engineering
excavator
ground
heavy
heavy machinery
hydraulic
hydraulic excavator
hyogo prefecture
industry
japan
landscape
machinery
muko river
nature
operation
operator
park
pond
reflection
river
riverbank
riverbed
sand
scoop
shovel
soil
special vehicle
sunny
vehicle
water
water surface
winter
wood
work
yellow