浜辺
aid
assistance
background
belt
blue
bouy
buoy
circle
danger
deck
device
disaster
dock
emergency
equipment
float
guard
harbor
help
insurance
life
lifebelt
lifebuoy
orange
protection
red
rescue
resort
ring
rippled
rope
round
safety
save
sea
secure
security
ship
shipwreck
sky
sos
surface
textured
travel
water
white
wood
wreck
yacht