Waiting on the Ghost Platform

For one second the lights go out, and 1939 comes through. September 15, the last train. The lights in the car go out for a single second, and beyond the window you see an old platform, lit. On the seat beside you lies an old ticket dated 1939. A telegram arrives on your phone: TAKE FIRST TRAIN FROM ASAKUSA TOMORROW. The next morning you ride the first train, 19 stations from Asakusa to Shibuya. Led by telegrams that arrive in the dark of the tunnels and by a child's whisper at your ear, you follow a treasure hunt that was laid out more than eighty years ago. PUZZLES THAT BELONG TO A SUBWAY - One second of darkness: the screen goes dark, and only then a clue can be seen - Mirror writing: read it in a window or a hand mirror - Afterimages: stare at a figure for ten seconds and answer by what stays in your eyes - A whisper at your ear: hold the phone to your ear to hear a quiet sound -…