13 September 201904.05 The Tokyo Stock Exchange opens the last session of the week with the plus sign, supported by the gradual devaluation of the yen, which gives impetus to the export sector, and expectations of an improvement in the negotiations on international trade between China and the United States. The Nikkei index marks a positive change of 0.60% to 21.889,21, adding 129 points. On the currency markets the Japanese currency is treated at 108.10 on the dollar, and at 119.60 on the euro