It's been reported that Momoiro Clover Z member Tamai Shiori has been ordered to quarantine after coming in close contact with someone who tested positive for COVID-19. She will be refraining from her activities until December 20. 

While Tamai currently does not have any symptoms, she is monitoring her health at home. According to the heath center, the other members of Momoclo were not identified as persons of close contact. To be safe, they all took the PCR test, which came back negative. The three members will continue their activities while complying with protective measures against the spread of COVID-19.