alignment
appearance
arakawa water circulation center
arakawa water circulation center upper part park
beautiful
beige
block
braille block
brick
construction
cream
drainage
got in line
interlocking
japan
laying brick
line
line up
maintenance
orange
park
paving stone
red
regularity
rule
saitama
sidewalk
sill brick
stone
to sort out
toda
todashi
upper part
yellow