1. 客車　   sleeping car   early   coach   round-trip ticket   Hint Half-n-half Clue   2. 機関　   engine   early   railway   sleeping car   Half-n-half Clue   3. 降りる　   seat   first class   sleeping car   get-off   Half-n-half Clue   4. 控え室　   seat number   cancellation   cabin   waiting room   Half-n-half Clue   5. 取り消し,　   cancellation   reservation   sleeping car   get-off   Half-n-half Clue   6. 客車　   delay   upper berth   railway   compartment, carriage   Half-n-half Clue   7. 二等　   ticket machine   early   second class   platform ticket   Half-n-half Clue