Anabuki Kosan Inc. is a Japanese real estate company, established in 1964 and headquartered in Takamatsu, Kagawa Prefecture. It was previously part of the Anabuki Construction group, but is separate since 2000. Anabuki Kosan markets condominiums under the brand Alpha, and since more recently Alpha Smart. It is listed on the Tokyo Stock Exchange as TYO: 8928. The president is Tadatsugu Anabuki. Wikipedia