South Korea reported 226 more cases of Covid-19 virus variants for the past week, bringing the total number of such cases to 1,964, APP quoted the health authorities as saying on Tuesday.

Among the new cases spotted since June 6, 31 were imported from overseas and 195 were locally transmitted, according to the Korea Disease Control and Prevention Agency.

The far higher number of local transmissions have raised concern about the spread of the coronavirus variants in the local communities.

Of the cases of virus variants, 1,663 stemmed from Britain, 140 from South Africa, 155 from India and six from Brazil.

In its latest overall Covid-19 tally, South Korea reported 374 more confirmed cases in the past 24 hours, bringing the tally to 148,647.