Japan is struggling to contain its biggest coronavirus outbreak since the start of the pandemic, which is being driven by soaring infection rates among children and adolescents who have not been fully vaccinated.
The spread of the highly transmissible BA.5 Omicron subvariant has led to a record number of daily cases of Covid in Tokyo and cities across Japan, surpassing 230,000 for the first time last week.
Those younger than 20 made up about 30 per cent of new infections in July, compared with 19 per cent in August of last year. People below the age of 30 together accounted for about half of all new cases.
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