| 摘要 |
PROBLEM TO BE SOLVED: To surely implement information transmission to an on-board seat management system aboard a train from a ground.SOLUTION: A portable terminal 30 comprises: operation means that receives an operation input of a received instruction of seat specified information indicative of a specified segment of a seat of a train A; first reception means that transmits a request for the seat specified information to an information communication server 20 provided on a ground in response to the received instruction of the input seat specified information and receives the seat specified information from the information communication server 20; and transmission means that transmits the received seat specified information to an on-board seat management system 2. |
