Chief Cabinet Secretary Yoshimasa Hayashi described Russia's denial of an alleged airspace violation late last month as "extremely regrettable" during a press conference in Tokyo on Thursday.Moscow had earlier claimed one of its military aircraft did not violate Japanese airspace near the northernmost prefecture of Hokkaido, with Maria Zakharova, director of the Russian Foreign Ministry's Information and Press Department, telling an online press conference on Wednesday that Moscow could not confirm the alleged flight over waters in the Sea of Japan by an IL-38 patrol plane on Sept. 23.In th…READ FULL ARTICLE