The Japanese government said it plans more tests of dozens of elderly people while it carries out investigations into any possible issues with hygiene control on the ship.
Health ministry officials said Monday they are double-checking the results and could not immediately release the exact figure.
Binay Kumar Sarkar, who has been stranded in Japanese cruise, has posted a video on his Facebook profile, in which he said that the corona virus has been confirmed in the investigation report of 66 more citizens on the cruise.
Panic has struck the crew and passengers of the luxury cruiseliner that has been quarantined off a port in Japan since February 5.
SAN JUAN, Puerto Rico (AP) - A Caribbean Princess cruise was cut short following a gastrointestinal outbreak aboard the ship caused it to be denied entry to at least one island before it headed to its home port in Fort Lauderdale, Florida, on Monday.
Only a fraction of the people on the ship, 356, have been tested if they have been infected.
The ship is expected to stay in quarantine until February 19 - 14 days after the isolation period began.
"The ship is not in quarantine", the operator said in a statement, adding there is "no reason to believe there are any cases of coronavirus on board". The total number of coronavirus-positive people on board is 130.
Crew members aboard the virus-hit Diamond Princess cruise ship say they are terrified of catching the deadly coronavirus, yet aren't being afforded the same protections as the passengers they serve.
"The quarantine period of the #DiamondPrincess will come to an end on 19 February", the World Health Organization said in a tweet.
The passengers have been confined on the ship for six days with limited outdoor activities.
A Department of Foreign Affairs and Trade spokesman said the department is urgently seeking advice from Japanese authorities on the new Australian cases. So they all remain on Board, which maintained a strict quarantine regime.
"There's going to be a shipboard announcement, but I can see ambulances and trucks lining up", Da wrote. Ukraine's government said two of its nationals, a 37-year-old woman and a 25-year-old man, worked in the kitchen, and have been taken to a hospital in Japan.
Japan is planning to send a fifth evacuation flight to Wuhan later this week, local media said.