Japan confirmed a total of 2,638 new coronavirus cases on Wednesday, surpassing the 2,000 mark for the first time in over three months and sparking concerns about what may be a sixth wave of COVID-19 infections in the country amid the spread of the highly transmissible Omicron variant.Of the tally, Okinawa accounted for 623 new infections, with Gov. Denny Tamaki set to request that the central government declare a quasi-state of emergency in the southern island prefecture from Sunday to the end of the month.In Tokyo, the metropolitan government reported 390 more COVID-19 cases Wednesday, up…READ FULL ARTICLE