In addition, a dispute over the interpretation of this Honmon arose among the disciples of Nichiren after his death, and they were divided into Icchi school, which advocated that neither Honmon or Shakumon is better than the other, and into Shoretsu school, which advocated that Honmon is better than Shakumon (Honsho Jakuretsu).
なお、日蓮の滅後、門弟間において、この本門をどう解釈するかで議論が起こり、本迹に勝劣なく一致すると主張した一致派と、本門が勝れ迹門が劣る（本勝迹劣）を主張した勝劣派に分かれた。