"Jujushinron" (Ten Stages of Mind Development), or "Himitsu Mandala Jujushinron" (Ten Abiding Stages on the Secret Mandalas) to be precise, is one of the most famous writings by Kukai, which was written around 830 and describes the system of Shingon Esoteric Buddhism in response to the imperial order of Emperor Junna.
『十住心論』（じゅうじゅうしんろん）、正確には『秘密曼陀羅十住心論』は、空海の代表的著述のひとつで、830年ころ、淳和天皇の勅にこたえて真言密教の体系を述べた書。