嬉しい
https://ourworldindata.org/explorers/coronavirus-data-explorer?zoomToSelection=true&;time=2021-06-01..latest&facet=none&pickerSort=desc&pickerMetric=positive_rate&hideControls=true&Metric=Share+of+positive+tests&Interval=7-day+rolling+average&Relative+to+Population=true&Color+by+test+positivity=true&country=JPN~TWN~BTN~ARE~SAU~HKG~NZL~AUS~USA~DEU~GBR~FRA~CAN~ITA
