Acoustic design method of multifunctional small venues

Looking at the tendency of resent acoustic design projects in Japan, the number of venues specialized for a certain usage like concert halls is decreasing while the significant differences of the number of multi-purpose venues are not seen between in 1990s and 2000s. On the other hand, regarding the size (seating capacity), the number of over 1,000 seats multi-purpose venues are decreasing and that of below 1000 seats (especially, small venues below 500 seats) tends to be increasing. One of the reasons for this tendency is the finance problem at local governments. Another reason is the background that venues used by local citizens has been focused rather than large venues for touring performances under the strategy to activate the local cities. In this report, the acoustic design examples of multifunctional small venues are introduced while categorized by their design methods.