Mako married Kei Komuro, a non-royal whom she met at university, on 26 October, almost four years after their engagement was called off following revelations about a minor financial dispute involving his mother.
“Libel, whether in a magazine or online, is unacceptable,” he said.
“Up until the last minute, Mako had wanted the press conference to be a two-way one, but it was difficult due to her complex PTSD,” Akishino said, according to the Kyodo news agency.