Ama was seen in nearly every Buddhist sect in Japan, but after the Meiji Restoration the values of patriarchal authority based on Confucianism became widespread among people other than those of the former warrior class, so there was an example that ama was abolished, such as occurred in the Nichiren Shoshu sect in the Showa period, when nationalism also became influential.
尼は日本仏教のほぼ全ての宗派に置かれたが明治維新以降は儒教的な家父長制の価値観が旧武士階層以外にも広まり、これに加えて国粋主義も台頭した昭和期には日蓮正宗のように尼を廃止した例もある。