Japan confirmed over 3,700 coronavirus cases Thursday, marking the highest daily tally for a second straight day, as Tokyo and several other areas continued to report record numbers of infections amid growing concern over the strain on the medical system.The new infections in Tokyo include the case of a Japanese man in his 30s who recently stayed in London. The metropolitan government is planning to examine whether he has been infected with a mutated variant of the virus, potentially more infectious, that has been found in Britain and other European nations.The country's cumulative total of…READ FULL ARTICLE