Of the 206 Japenese nationals evacuated from the Chinese city of Wuhan, four have been reported ill.
They will now undergo medical checks at a hospital designated for infectious diseases.
The remaining passengers will also under health checks before they are allowed to go home, officials added.
The first chartered flight from Wuhan, where the coronavirus was first detected, arrived in Tokyo on Wednesday.
So far, Japan has confirmed seven cases.
The death toll from the coronavirus, believed to have originated in a Wuhan market which illegally sold wildlife, rose sharply to 132 on Wednesday, with nearly 1,500 new cases.
Meanwhile, efforts are on to evacuate another 650 Japanese citizens, with Prime Minister Shinzo Abe setting up a special task force to deal with the epidemic.
Two Israeli missiles hit a building inside a main Gaza hospital on Sunday, destroying the emergency and reception department and damaging other structures, medics said.
Israeli forces have completed the encirclement of Gaza's Rafah, the military said on Saturday, part of an announced plan to seize more areas of the enclave, accompanied by large-scale evacuations of the population.
Russia launched a barrage of drones in an overnight attack on Ukraine, injuring four people and damaging residential and commercial buildings in Kyiv and other parts of the country, Ukrainian officials said on Saturday.
China's capital hunkered down on Saturday as rare typhoon-like gales swept northern regions, forcing the closure of historic sites and disrupting travel while bringing late snowfalls and hailstone showers in some areas.