Japanese version of ESTA (JESTA): What is the true purpose of introduction?

According to the Sankei Shimbun article “Preliminary screening for visa-free visitors to Japan to prevent illegal overstaying, survey costs to be included in supplementary budget bill” (November 25, 2024), the system is tentatively named the Japanese version of ESTA (JESTA), based on the electronic travel authorization system “ESTA” introduced by the United States for counter-terrorism …