|1955 -||1955||Established Mie Kaikan Co., Ltd. (Capital stock 50 million yen)|
|1956||Constructed Mie Kaikan|
|1957||Established former Sanko Real Estate Co., Ltd. (Capital stock 2.5 million yen)|
|1958||Increased capital of Sanko Real Estate Co., Ltd. (Capital Stock 5 million yen)
Increased capital of Mie Kaikan Co., Ltd. (Capital stock 62.5 million yen)
|1959||Increased capital of Mie Kaikan Co., Ltd. (Capital stock 80 million yen)|
|1960 -||1960||Increased capital of Sanko Real Estate Co., Ltd. (Capital Stock 10 million yen)|
|1961||Increased capital of Sanko Real Estate Co., Ltd. (Capital Stock 40 million yen)
Established Yokkaichi Driving School
|1963||Established Nagoya Branch Office
Increased capital of Sanko Real Estate Co., Ltd. (Capital Stock 80 million)
|1964||Merged Mie Kaikan Co., Ltd. and former Sanko Real Estate Co., Ltd.
to become Sanko Real Estate Co., Ltd.. (Capital Stock 160 million yen)
Established Meishi Driving School
|1965||Established Sanco Driving Instruction Co., Ltd. (Currently Sanco Driving School Co., Ltd.)
Established Osaka Sales Office
Receive Building Lots and Buildings Transactions License from Cabinet Minister
|1966||Joined The Real Estate Companies Association of Japan|
|1967||Joined Central Japan Economic Federation
Started real estate appraisal operations Prefectural Governor registration (1) No. (1)
|1969||Registered as first class architect office|
|1970 -||1971||Constructed Tsu Marunouchi building
Moved company HQ to Tsu Marunouchi building
|1972||Separated appraisal department to establish Sanco Real Estate Appraisals Co., Ltd.
Joined Nagoya Building Owners and Managers Association
|1973||Joined Mie Prefecture Developers Association
Increased Capital Stock to 1.27 billion yen
|1974||Increased Capital Stock to 1.397 billion yen
Registered as Special Construction Business
|1975||Established Sanco Home Co., Ltd.|
|1976||Increased Capital Stock to 1.46685 billion yen
Established Matsusaka City Development Co., Ltd. (Currently Matsusaka Country Club Co., Ltd.)
|1978||Increased Capital Stock to 1.541 billion yen|
|1979||Established Tokyo Sales office|
|1980 -||1986||Established Sanco Creative Life Co., Ltd.|
|1990 -||1990||Established Kuwana Green Hill Development Co., Ltd. (Currently Ank Co., Ltd.)|
|Established Sanco Community Co., Ltd.|
|2000 -||2000||Reconstructed Mie Kaikan|
|2001||Entered the business hotel development industry
Developed Sanco Inn Nagoya
|2009||Increased Capital Stock to 2.3 billion yen|
|2010 -||2010||Merged Sanko Real Estate Co., Ltd. and Sanco Home Co., Ltd.
Merged Sanko Real Estate Co., Ltd. and Ank Co., Ltd.
Increased Capital Stock to 3.8 billion yen
Established Sanco Inn Co., Ltd.
|2012||Entered the mega solar industry
Announced new brand of apartment houses, "Praise"
||Moved HQ to Tsu Marunouchi building after reconstruction
Established Sanco Welfare Co., Ltd.
|2016||Entered the sale type rental housing industry
Announcement of "PraiseSeed"
History of Commendations
|1973||"Chubu construction award" (Tsu Marunouchi building)|
|1990||"Osaka city housing design award" (Sunmansion Abeno Prau)|
|1993||"Fresh prefectural scenery cultivation award" and "Commendation by Minister of Construction" (Taiyo no Machi)|
|1995||"Fire Defense Agency Director's Award" for excellent fire prevention system (Maikaru Kuwana 1st avenue)|
|1996||"Fresh prefectural scenery cultivation award" (Midori no Machi)|
|2012||Top honor in the Mie construction award Prefectural governor’s award (Tsu Sanco Building)|
|2014||"Good Design Award 2014" special prize, "Good Design and Regional Development Design Award" (Wooden post and beam structure "MS Structure")|
|2015||Nikkei new office award (Chubu new office honorable mention) (Tsu Marunouchi building)|