While Hoon-ko (a memorial service for his grandfather Shinran) began around 1294, Nyoshin made a trip to Kyoto in each anniversary month of Shinran's death, and initiated Kakunyo into the doctrine of the Jodo Shinshu school (the Pure True Land Buddhism.)
祖父である親鸞の祥月忌（報恩講が営まれ始めたのは永仁2年〈1294年〉頃より）には上洛し、覚如に宗義を伝授した。