<https://teach-english-with-fun.com/c/Date\u66DC\u65E5\u30FB\u6708\u30FB\u5B63\u7BC0\u82F1\u8A9E\u6307\u5C0E\u65B9\u6CD5\u30FB\u6559\u6750>
<http://schema.org/name>
"Date曜日・月・季節英語指導方法・教材"
<https://teach-english-with-fun.com/blog-entry-86.html>