This domain name was built between 2012 and 2014 for a period of 2 year. The website title is [ æ ¶æçã®ããã®ãã¼ã¿ã«ãµã¤ãã塾ç·Webã ].
This domain name was built between 2014 and 2016 for a period of 2 year. The website title is [ 塾総web―慶應生向けポータルサイト ].
This domain name was built between 2016 and 2018 for a period of 2 year. The website title is [ Jukusei.org ].
This domain name was built between 2019 and 2019 for a period of 1 year. The website title is [ jukusei.org ].