浜辺
belt
blue
boardwalk
buoy
circle
cold
curve
emergency
equipment
frozen
hand
helping
ice
insurance
isolated
life
lifebelt
lifebuoy
lifeguard
marine
object
orange
people
pool
post
protection
red
rescue
resort
ring
rope
safety
saver
science
sea
services
single
sky
snow
sos
space
sports
sun
sunrise
sunshine
swimming
water
white
winter