TOKYO: A small plane with four people on board crashed to the ground at a western Japanese airport on Saturday, leaving all four dead, an official and local media said. Television footage showed the front and back of the fuselage as severely damaged, with the wing tips broken, and the crashed aircraft near a runway at Yao airport in Osaka. A local fire department official said that four people on board were found dead following the accident without involving anyone on the ground. Jiji Press and public broadcaster NHK said the Mooney M20c took off from Kobe airport and tried to land at Yao airport.