noun which may take the genitive case particle 'no'
Used as a no-adjective to describe something from a religious perspective or in a religious context. Often appears in formal or written language.
I avoid that food for religious reasons.
This issue caused a religious conflict.
Compound of 宗教 (しゅうきょう, 'religion') and the suffix 上 (じょう, 'from the standpoint of').