TOKYO — Japanese Crown Prince Akishino, the younger brother of Emperor Naruhito , on Thursday said he has “mixed feelings” about the government's revision to the Imperial House Law that reinforces a rule dictating only men can become emperor. “I believe there is no difference between men and women” in serving the roles of the imperial family to respond to social needs, Akishino said at a news conference ahead of a trip to Paraguay later this month to mark the 90th anniversary of Japanese emigration to the South American country. The comments by Akishino, the next in line for the throne, come just weeks after a historic revision to the Imperial House Law by the conservative government of Prime Minister Sanae Takaichi that insists only paternal-lineage men can become emperor. The law has been criticized as anachronistic and sexist, and the revision sparked outrage and concern that the measure could doom the already shrinking imperial family. Critics say the government’s insistence on the male-only succession imposes an inhumane system on the royals without taking into considera