(1) Subjects whose age at the time of obtaining consent is more than 20 years(2) Sex, female(3) quarantine at the hotel(4) Meets all of 1)-3) below1) Subjects whose Asymptomatic/mild case (without respiratory sympton nor dyspnea) has at least one RT-PCR test positive for SARS-CoV-2 from pharyng eal swab, nasopharyng eal swab or saliva.2) Subjects who can gargle3) Subjects who are on the first day of admission to the accommodation treatment facility and plan to perform accommodation treatment for 6 days or more(5) Subjects who have obtained written consent voluntarily to participate in the trial

(1) Subjects whose age at the time of obtaining consent is more than 20 years(2) Sex, female(3) quarantine at the hotel(4) Meets all of 1)-3) below1) Subjects whose Asymptomatic/mild case (without respiratory sympton nor dyspnea) has at least one RT-PCR test positive for SARS-CoV-2 from pharyng eal swab, nasopharyng eal swab or saliva.2) Subjects who can gargle3) Subjects who are on the first day of admission to the accommodation treatment facility and plan to perform accommodation treatment for 6 days or more(5) Subjects who have obtained written consent voluntarily to participate in the trial