Japanese real estate firms are flocking to the Thai property market, joining forces with local partners to cash in on growing demand for homes.

Tokyo Tatemono Co., a major developer in the Tokyo metropolitan area, is the latest entrant into Southeast Asia's second-largest economy, even as the condominium supply in Bangkok is beginning to swell.

The company recently signed a joint venture agreement with Raimon Land Public Co. to implement a 9.1 billion baht ($288 million) development involving two high-rise condo complexes, one in Sathorn and the other in Prompong — both in the heart of the capital.