Fushimi Roku had an impression of this sect in his previous life.
Of course, this is a parallel world, so it's not surprising there are similar religious groups. In 2000, the organization had already gone bankrupt, and by 2022, it was declared completely defunct. By the time he crossed over, the influence of the sect had faded into nothingness, becoming a relic of history...
The reason he had an impression of this sect was mainly because the Aum Truth Sect was once extremely popular: the sect frequently held opera and dance performances, appeared on television programs, gave lectures at universities, and set up radio stations, all efforts for extensive social promotion.