An unidentified balloon was spotted over the sea off Japan's southwestern main island of Kyushu last year, the government said Thursday, in its latest revelation of suspected sightings of Chinese spy balloons similar to the one recently shot down by the United States.Chief Cabinet Secretary Hirokazu Matsuno said at a press conference that Japan is working with Washington to determine whether the balloon observed in January 2022 was likely to have been a Chinese balloon similar to the one downed Saturday off the U.S. coast after passing over the continental United States. Matsuno said that …READ FULL ARTICLE