Inphi Corp. has opened an office in Japan to meet the growing need for its integrated circuits, the company announced Tuesday. Kenta Sakurai has been named as the office manager. He joins Westlake Village-based Inphi after eight years as sales and marketing manager for Cypress with Macnica. The new office is located near leading corporations that rely on Inphi for components that transport, store, and deliver high-speed data for high-performance communications and computing systems.