Looking for logging into the Community User 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 Community User site. After that you can login as usual with your login credentials.
https://help.salesforce.com/apex/HTViewHelpDoc?id=users_license_types_communities.htm&language=ja
https://www.salesforce.com/jp/editions-pricing/community-cloud/
https://help.salesforce.com/apex/HTViewHelpDoc?id=users_license_types_communities.htm
https://www.synergy-marketing.co.jp/cloud/synergylead/support/act-making-your-community-site/
https://tyoshikawa1106.hatenablog.com/entry/2016/02/13/162532
https://hub.appirio.jp/tech-blog/letstry-community-cloud1
https://salesforce.stackexchange.com/questions/34025/log-in-to-community-as-user
https://www.sap.com/japan/community.html
https://gcsf.zendesk.com/hc/ja/articles/115001002928-Community-Cloud%E3%81%AB%E3%81%8A%E3%81%91%E3%82%8B%E6%B3%A8%E6%84%8F%E7%82%B9
https://docs.coveo.com/en/1080/
https://qiita.com/Frank_Zhang_23/items/56ca6238b2c84396018f
https://www.ibm.com/developerworks/community/wikis/home?lang=ja#!/wiki/Wf96854c0c8fc_4762_9b83_c6247feca5fc/page/User%20Exit%20implementation%20for%20Login%20and%20Logout
https://docs.raykit.grapecity.com/raysheet_community_cloud/ja/howto/import_listview/