金属産業
1960s
1970s
1980s
alley
antique
architecture
building
calamity
city
cityscape
complexity
complicated
composition
construction
design
emergency exit
emergency stairs
enclosure
equip
equipment
escape
evacuation
exterior
fence
fire escape
framework
iron
japan
lattice
lined up
metal
metalwork
modern
nobody
office building
outdoors
outer wall
retro
safety
security
slide
spiral
stairs
steel
step
structure
variation
vintage
window