"Gobunsho" (a collection of letters written by Jodo Shinshu high priest Rennyo [1415-1499] to his pupils) says the believers of kakushi nenbutsu would go to "mugen jigoku" (the Avici hell, which is believed to be the most painful of the eight hells).
蓮如（1415年-1499年）が書き記した浄土真宗の『御文章』では、信じれば無間地獄に沈むと警告されている。