Soka Gakkai maintains that Lord Shakya of the Original Doctrine was an "ordinary person"

The evil Kobo Daishi too called Shakyamuni Buddha of the Juryo Chapter of the Lotus Sutra an ordinary person: “In his Precious Key to the Secret Treasury he [Kobo] claims that the Shakyamuni Buddha of the ‘Life Span’ chapter of the Lotus Sutra is an ordinary person,…” — The Actions of the Votary of the Lotus Sutra

Shakyamuni Buddha of the Juryo Chapter is an extraordinary person. He is the Parent, Teacher, and Sovereign of all Buddhist priests, nuns, laymen, and laywomen.