The Tokyo metropolitan government said Monday it is considering implementing an online lottery system for a walk-in COVID-19 vaccination site for young people in the capital, after thousands swarmed the site in its first days of opening.Concerns are rising that the crowds forming around the vaccination site near JR Shibuya Station -- as people line up to get tickets for a limited number of shots offered each day -- could create a high-risk environment for spreading the virus.Details on an online lottery system will be announced after they are finalized, with the current system of distributi…READ FULL ARTICLE