President Sohya Hayama
Headquarters 1-36-2,Sinjuku,Shinjuku-ku,Tokyo Japan
7th Hayama Bilding
Telephone 03-3355-3000
Facsimil 03-3355-3130
Related associations
  Tokyo Building Association
  The TokyoChamber of Commerce and Industry
  TokyoReal Estate Brokers Association
  Oji hojinkai (Corporation Association)
Related Banks
  Johoku Trust Bank Co.,ltd.,
  Mitsui Sumitomo Bank Co.,ltd.,
  The Bank of Tokyo-Mitubishi UFJ ,ltd.,
  Mizuho Bank Co.,ltd.,
  The shoko chukin Bank
Business Partners
  Ginza Aster Food Co.,ltd.
  Ramura Co .,ltd.
  Mitsubishi Estate Co.,ltd.
  Summit Co.,ltd.
  Shimizu Construction Co.,ltd.
     ・・・And more than 60 other partners
Building Business
  Planning , operating , managing , and maintaining of office buildings
  & social building
Estate Business
  Tenant Search , Brokerage , Mediation
Housing Business
  Planning , operating , managing , and maintaining of apaetments
  Exchange &Brokerage
Consulting Business
  Financial Advise and Insurance Affairs
Founded in March, 1964
Paid capital \24,250,000