Demand for business jets has been expanding as a way to transport small groups of people while reducing the risk of catching the coronavirus.

The trend comes as Japan has resumed business travel to and from China, Singapore, and other parts of the world.

Members of Japan's governing Liberal Democratic Party speculate that some officials are poising themselves to become the next party leader.

LDP policy chief Kishida Fumio and former LDP secretary-general Ishiba Shigeru are among those tipped as a possible successor to Prime Minister Abe Shinzo.