<https://wi-sun.org/ja/product/920mhz-usb-dongle-wsa0021/#webpage>
<http://schema.org/dateModified>
"2019-07-26T10:03:00+00:00"^^<http://schema.org/Date>
<https://wi-sun.org/product/920mhz-usb-dongle-wsa0021/>