Xi was mentioned in official media for the first time since his last appearance on Sept. 1; report failed to explain the extended absence that has sparked the rumors.
A string of long-doubtful observers have become increasingly convinced that economic change is afoot, akin to China's first flirtations with market reforms 30 years ago.
Chief Cabinet Secretary Osamu Fujimura said Japan will buy the three uninhabited islands in the East China Sea from a Japanese family it recognizes as the owner.