浜辺
aid
assistance
background
blue
buoy
circle
color
danger
emergency
equipment
float
guard
help
hotel
insurance
life
lifebelt
lifebuoy
lifeguard
lifesaver
orange
pool
preserve
preserver
protect
protection
rescue
rescuer
resort
ring
risk
rope
round
safe
safety
save
saver
sea
secure
security
sos
summer
sunlight
survival
swim
swimming pool
travel
vacation
water