浜辺
aid
assistance
background
belt
blue
buoy
circle
danger
emergency
equipment
float
guard
help
life
lifebuoy
lifeguard
lifesaver
marine
nautical
object
ocean
orange
outdoor
preserver
protect
protection
red
rescue
ring
rope
round
safe
safety
save
saver
sea
sea beach
security
sky
sos
summer
support
survival
swim
symbol
travel
vacation
water