This video explains how to install using the platform installer that includes e² studio and FSP for RZ/A or RZ/G.
Eclipse-based Renesas integrated development environment (IDE). [Support MCU/MPU: RA, RE, RX, RL78, RH850, Renesas Synergy, RZ]
The RZ FSP is an enhanced software package designed to deliver user-friendly, scalable, high-quality software for embedded system designs using the Renesas RZ family of Arm microprocessors.