日蓮正宗
Nichiren Shōshū claims a direct lineage ("Yuijo Ichinen Kechimyaku Sojo") of successive High Priests from Nikko Shonin, who they believe was originally chosen by Nichiren to carry on the propagation of his Buddhist practice in the Three Ages of Buddhism, a claim that other Nichiren Buddhist sects assert as well, such as Nichiren-shū but rejected by others. Nichiren Shōshū claims this lineage is accorded to them through the following Nichiren documents (copies existing, the original documents lost in time) :