著書購入の御礼とデートの予感 https://furin-note.com/2019/12/19/%e8%91%97%e6%9b%b8%e8%b3%bc%e5%85%a5%e3%81%ae%e5%be%a1%e7%a4%bc%e3%81%a8%e3%83%87%e3%83%bc%e3%83%88%e3%81%ae%e4%ba%88%e6%84%9f/