Nichiren Shōshū
(
日蓮正宗
, English: "The Orthodox School of Nichiren")
is a branch of
Nichiren Buddhism
based on the
traditionalist
teachings of the 13th century
Japanese Buddhist
priest
Nichiren
(1222–1282), claiming him as its founder through his senior disciple
Nikko Shonin
(1246–1333), the founder of
Head Temple Taiseki-ji
, near
Mount Fuji
.