DVD 1\u2032 has recording information areas VOR, AOR in which recording information is recorded and reproducing procedure information recording areas VNA, ANA in which reproducing procedure information indicating reproducing procedures of the recording information is recorded. Thus, brokers search a database of possible loan programs made available by lenders, rather than lenders searching a database of possible loans made available by brokers. The switching valve selectively communicates the supplydischarge port to either an intake manifold as the negative pressure supply source, or an atmosphere space.