In 1192 when Honen, at the wish of a Buddhist priest named Hachido Kenbutsu of the Yamato Province, dedicated Betsuji nenbutsu (practices in which ascetics chant the name of the Buddha and give invocation of the Buddha's name on a fixed date and time) at the Yasaka Indo-ji Temple, Junsai, together with his fellow priest Juren, was engaged in devotional exercises of Rokuji raisan (devotional exercises where Buddhist priests pray to the Buddha at six in the morning and the evening).
1192年（建久3年）法然が大和国八道見仏の発願により八坂引導寺で別時念仏を修する際、遵西は住蓮とともに六時礼讃を勤行している。