Cases in Tokyo spiked this week, setting records for four days running — including an announcement of 47 cases on Thursday — as travelers returned from overseas. The limited testing for the virus has raised fears that many more are going undetected.
In Osaka, a report prepared for the health ministry this month projected that by early April, the city could have close to 3,400 infections, 227 of them serious. “It’s possible that provision of medical treatment to seriously ill patients may become difficult,” the report said.