The number of confirmed cases of coronavirus on a quarantined cruise ship has surged to 61.
After receiving back test results, another 41 cases were identified, said Japan’s health minister Katsunobu Kato.
"The results of the remaining 171 tests came out and 41 tested positive," Kato told reporters.
"Today they will be sent to hospitals in several prefectures."
The 61 positive tests came from a total of 273 test specimens.
The Diamond Princess, with more than 3,700 passengers and crew on board, remains anchored off Yokohama, near Tokyo.
It could remain there under full quarantine until mid-February.
The coronavirus death toll in mainland China has now swelled to 636 as of early Friday.
