Abstract
This study wants to discuss for solution asymmetric information in used housing market. Especially we pay attention to disclosure on offering stage in used housing market. The reason is the gap of information between seller and buyer, also the gap of information among intermediations on offering stage.
The research aims to compare 1993 with 2002 advertisements of used condominium. The findings of the research become clear unchanged quantity and quality of information about used condominium for seven years. It is very important for buyer to know the structure and the maintenance information of condominium, but seller offers without enough information in used housing market of Japan. To establish the system ofinformation about structure and maintenance is expected for solution asymmetric information in used housing market.