Studied under Chiho and Gyogi.
By Imperial order he lived at the Horyuji Temple. Frequently preached in the Imperial Court at the invitation of Emperor Shomu. Was appointed Risshi, a high ranking priest, in 738. The following year, he requested the emperor to repair the Horyuji Temple. Imperial sanction granted, the reconstruction work was completed in about nine years and Gyoshin was appointed an archbishop. Later, however, he was demoted to the Yakushiji Temple in Shimotsuke (Tochigi Prefecture) on a certain charge. A wooden statue of him is in the Yumedono Hall of the Horyuji Temple. According to other records he died in 750.