機器
air
air force
aircraft
airplane
army
arrival
attack
aviation
base
blue
blue sky
chopper
defense
engine
flight
fly
force
helicopter
image
ishikawa
japan
jet
komatsu
landing
military
off
power
propeller
range
rescue
ridge
rotor
scenery
self defense
selfdefense
sky
strike
take
takeoff
training
transport
transportation
up
vehicle
view
war
weapon