Kakushi nenbutsu is completely different from "kakure nenbutsu," which was a group of Jodo-shinshu believers in the Satsuma clan and the Hitoyoshi clan who could not help concealing their beliefs because of the suppression on Jodo Shinshu by the clans.
隠し念仏は、藩からの宗教宗派弾圧のために隠れざるを得なかった薩摩藩や人吉藩の浄土真宗弾圧における隠れ念仏とは全く別物である。