Q. [Test run] How many people will participate? A. Around 90,000 visitors are expected over the three-day period of 4-6 April. Related articles [Test run] Can the public participate? When will applications to participate open? [Test run] What are you testing in the test run? [Test run] What is a test run? [Test run] If there are any problems, will they be remedied before the start of the Expo?