Soshun TAKEDA applied the supposition made by Akio ABE to the overall first part of "The Tale of Genji," and classified it into two parts of the Murasaki no Ue series and Tamakazura series.
武田宗俊は阿部秋生の仮説を『源氏物語』第一部全体に広げ、第一部の巻々を紫上系・玉鬘系の二つの系統に分類し、