Westlake Village-based Xirrus reports that it has added a strategic distribution partner in Japan. Xirrus announced yesterday that it has added Rikei Corporation to cover the Japanese market for its Wi-Fi products. Xirrus ia provider of Wi-Fi switching products, which the firm is targeting now at providing quality of service-based wireless delivery of voice, video, and data. The firm's products are undergoing testing for radio certifications in Japan, and the company said it expects them to be available in October. Xirrus is backed by August Capital and US Venture Partners.