The Brahman, a clergyman who can unconditionally perform Rinne Tensho, is on top, and many common people who can perform Rinne Tensho with strict conditions (rituals) are slaves; there are two classes between them, which are the Royal Family and the common people (merchants), and in total these four classes comprise the caste system.
無条件で輪廻転生できる聖職者のバラモンを頂点とし、厳しい条件（儀式）付きで輪廻転生できる多数の庶民が奴隷階級であり、両者の間に王族・平民（商人）の2階級があり、計4階級からカースト制度は成り立っている。