OSAKA -- The Osaka Securities Exchange on Friday approved the listing of three companies on the Nasdaq Japan market, bringing the number of listed firms to eight, exchange officials said.

The three companies are game software distributor DigiCube Co., Don Quijote Co., operator of a discount store chain, and Honda Verno Tokai Co., a dealership affiliated with Honda Motor Co.

Trading on the Nasaq Japan market, the Japanese version of the technology-heavy U.S. Nasdaq market, is due to begin June 19.