- November
1997 - Aspire Co., Ltd. is founded, as a web consulting company
- June
2000 - The company name was changed to IREP Co., Ltd, begin to offer Yahoo! Japan keyword advertisement
- July
2002 - Began to offer Google Adwords as an agency
- November
2002 - Established "Guidence of Japan Eldery Nursing Home"
- December
2002 - Began to offer Overture (currently Yahoo! Japan) Sponsored Search as an agency
- May
2004 - Established Search Engine Marketing Total Researching Laboratory
- February
2005 - Relocated to Aoyama Tokyu Building (Now Aoyama First Building) at Shibuya Tokyo.
- October
2005 - Opened Osaka Office
- April
2006 - Made capital and business alliance with Hakuhodo DY Media Partners
- November
2006 - Listed at Osaka Security Exchange Hercules (Now, JASDAQ)
- January
2007 - Made business alliance with Mediba Inc.
- October
2007 - Subsidized Markting for Senior Department, and establisehd ICare Inc
- December
2007 - Estabilished joint enterprise Relavancy Plus with Digital Advertising Consortium
- December
2007 - Opened housing portal site "Total Housing Exhibit Park"
- June
2009 - Made capital and business alliance with Digital Advertising Consortium Inc.
- December
2009 - Transfered ICare Inc to Internet Infinity Inc
- May
2010 - Opened Fukuoka Office
- December
2010 - Became consolidated subsidiary company of Digital Advertising Consortium Inc.
- January
2011 - Relevancy Plus Inc become wholly owned subsidiary company
- January
2012 - Established Frontier Digital Marketing Co.,Ltd.
- February
2012 - Relocated to Sanno Park Tower at Nagatacho Tokyo
- April
2012 - Opened Nagoya Office