{HEAD ~ A device} is provided which includes an activity sensor, a communication portion, and {TAIL ~ a route suggesting portion} 
{ HEAD ~ A device } is provided which includes an activity sensor , a communication portion , and { TAIL ~ a route suggesting portion }
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL