Vaccha氏族の比丘で、第一結集以前からすでに三蔵全体に精通し、聖典を暗誦する腕前から「Ukkhepakata」の異名を得た。

A monk of the Vaccha clan who mastered the entire Tipiṭaka even before the First Council and earned the epithet ‘Ukkhepakata’ for his skill in reciting scripture.