However, in many articles which are regarded as having been written by Nichiren, the head of the sect is assumed as Shakyamuni, and since in Honzon Shoto Tokui Sho Soegaki it is written as the head of the sect Nichiren, it is pointed out that it was written in later years.
ただし日蓮の真筆とされる多くの遺文では、教主を釈尊としており、本尊抄得意抄添書には教主日蓮となっていることから、後世の作との指摘がある。