<https://ohtori-hs.ed.jp/activitytopics/activitytopics-6270/>
<http://schema.org/datePublished>
"2023-11-25T04:00:37+00:00"^^<http://schema.org/Date>
<https://ohtori-hs.ed.jp/activitytopics/activitytopics-6270/>