The opinion that when one chapter was divided into several chapters, the divided chapters were called narabi no maki for the original chapter (advocated by Naohiko TERAMOTO and others).
一つの巻が複数の巻に分けられた時などにその分けられた巻をもとの巻の並びの巻と呼ぶとする説（寺本直彦などの説）