A fair housing audit is an important tool for measuring racial and ethnic discrimination in housing market, so they are widely used for policy purposes in the U.S. Each audit consists of a visit to a real estate agent by a minority individual and a majority individual with equal qualification....

Nakagawa(2001) and Nakagawa(2002) applies a fair housing audit technique to age discrimination in Japanese rental housing market, using data from the 2001 Osaka Audits. However, the experimental design of the study had some problems to be improved, e.g. lacked generality. This paper reports the...