Saburo Ogata

...The name was probably chosen because the hair on his head resembles the skin of a snake, which resembles the scales of a snake. Koreyoshi was the fifth generation grandson of Ota, and the Genpei Seisuiki records that "Perhaps it was a sign that he would succeed the descendants of the snake, and later he had the shape of a snake's tail and scales on his body, and was called Ogata Saburo." The legend of Koreyoshi's ancestor is the same as the so-called Miwa Mountain legend (snake god marriage tale) in the section on Emperor Sujin in the Kojiki, in which Omononushi-no-Okami, the god of Yamato Miwa Mountain, visited Ikutama-yori-bime and gave birth to Otatanekome-no-Mikoto. Since the ancestor of the Ogata clan descended from the Omiwa (Omiwa) clan, it was probably reorganized as a local legend of a powerful clan. ...

*Some of the terminology that refers to "Ogata Saburo" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…胝が蛇のうろこ状の肌を連想させるところからの命名であろう。惟義はその大太から5代の孫にあたり，《源平盛衰記》には〈蛇の子の末を継ぐべき験にやありけん，後に身に蛇の尾の形と鱗の有りければ，尾形三郎と云〉と記している。惟義の先祖にかかわる伝承は，《古事記》崇神天皇の条にある，大和三輪山の神，大物主大神が，活玉依毘売（いくたまよりびめ）に通って意富多多泥古（おおたたねこ）命を設けた，いわゆる三輪山伝説(蛇神婚姻譚)と同型で，緒方氏の祖が大神（おおみわ）(大三輪)氏より出たところから，在地の豪族の伝承として再編されたものであろう。…

※「尾形三郎」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報