THERE are no guests mingling in the lobby of the Tokyo Shangri-La Hotel these days. The luxurious space decorated in shades of golden brown and filled with classic furniture is temporarily out of use following the closure of the hotel last week. The drop in the number of guests after the earthquake, tsunami and nuclear crisis on March 11 forced hotel managers to take this step. “This was not a decision taken lightly,” said Maria Kuhn, a spoke