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