Looking for logging into the Twitter With Facebook site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Twitter With Facebook site. After that you can login as usual with your login credentials.
https://help.twitter.com/ja/managing-your-account/link-twitter-to-facebook
https://twitter.com/login?lang=ja
https://help.twitter.com/ja/managing-your-account/help-with-twitter-for-facebook
https://ja-jp.facebook.com/notes/issun/facebooktwitter%E9%80%A3%E6%90%BA%E6%96%B9%E6%B3%95/167567529961360/
https://www.facebook.com/TwitterInc/
https://twinavi.jp/guide/section/twitter/step3/page5
https://qiita.com/alfa/items/2df25cf7d81512358fee
http://ablogcms.io/hands-on/snsLogin.html
https://www.a-blogcms.jp/manual/adminmanual/admin18/
https://gaiax-socialmedialab.jp/qa/facebook-twitter-connection/
https://codezine.jp/article/detail/6572
https://qiita.com/kyon_bll/items/8b0a420c983048a51bac
https://ifttt.com/connect/facebook/twitter