KEY POINTS
  • "Those numbers that we hear from the captain over the loud speaker are terrifying, especially with that exponential curve going up just like in China," Diamond Princess guest Gay Courter said.
  • She said many passengers aboard the ship, including her husband Phil and herself, haven't been tested for the deadly virus outside of initial temperature taking.
  • "We take our temperature once a day, voluntarily," Phil Courter said. "There's nobody checking on anybody."

Two passengers aboard the quarantined Princess Cruises ship that's docked in Japan told CNBC on Wednesday that containment measures to prevent the new coronavirus from spreading have failed.

"[Japanese government officials] are letting some people who they claim are the most elderly and vulnerable off the ship," said Gay Courter, who's being held on the Diamond Princess with her husband, Phil. "But they do it behind plastic wrap and fire engines so the press can't see. It is proof that this whole thing has failed."