https://mercury.bbspink.com/test/read.cgi/kageki2/1589814242/19
https://mercury.bbspink.com/test/read.cgi/kageki2/1589814242/20
https://mercury.bbspink.com/test/read.cgi/kageki2/1589814242/21
5.掲示板 スレッドの趣旨とは違う投稿