Additional trials work as the following; even if the dead person had gone to the San-akudo (three realms where people are tormented for their malevolent acts conducted while they were alive) of Jigoku-do (Hell), Gaki-do (torment of starvation) and Chikusho-do (ordered to live as animals), they are pardoned, while when the dead person had been in Asura-do (pandemonium), Jin-do (the realm human beings live) or Ten-do (the realm celestial beings live), their virtues are added.
もしも地獄道・餓鬼道・畜生道の三悪道に落ちていたとしても助け、修羅道・人道・天道に居たならば徳が積まれる仕組みとなっている。