Ota Zori - Obuto Zori

…The sandals worn by nuns depicted in the Kitano Tenjin Engi Emaki are almost the same as those worn today. There were also the Obuto sandals with thick straps, the Kongo sandals made of sturdy woven rush grass, the Shikire sandals with animal skin attached to the sole of the base, which are the origin of the later Setta sandals, the Gege sandals with a base twice as long as the foot and a crude weaving method for common people, and the Uranashi sandals with no additional material on the sole. During the Mongol invasion in the Kamakura period, the Kanto samurai invented the Ashinaka sandals, which combined the function of straw sandals with the shape of sandals and were semicircular without heels, and became popular among samurai. …

*Some of the terminology that refers to "Ota Zori" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…《北野天神縁起絵巻》に描かれた尼僧のはく草履は，今日のものとほとんど同じである。また緒の太い緒太（おぶと）草履，イグサ(藺草)を用いて丈夫に編んだ金剛，台の裏に獣皮をつけ，後世の雪駄（せつた）の源流をなす尻切（しきれ），台の長さが足の長さの2倍もある庶民用で粗末な編み方の下々（げげ），底に別の材料をつけない裏無（うらなし）などがあった。鎌倉時代の蒙古襲来の時，わらじの機能と草履の形をとり入れた，踵（かかと）部のない半円形の足半（あしなか）が関東武士によってつくりだされ，武士のあいだに普及した。…

※「緒太草履」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