"I was probably (at the meeting)," he said. "I do not remember who invited me, but I should have been more careful. I have no idea who the people on the other side are." Tateishi died in 2021 at the age of 88. The Chinese company did not respond to The Asahi Shimbun's written request for a comment. In November 2019, the government agreed, in principle, to purchase Mageshima from Taston Airport for about 16 billion yen ($103 million). Construction of an SDF base there began in January 2023. Mageshima had been earlier listed as a candidate site for field carrier landing practices for U.S. aircraft in a Japan-U.S. agreement in 2011.