According to the "Ruiju Fusensho" (a collection of official documents dating from the years 737 to 1093), the founder of this lineage of the Miyoshi was a descendant of Hanoshi, who was himself a descendant of Prince of Donghai in Han, named Nishikori no Muraobito (錦部村首) later as Nishiki no Sukune.
『類聚符宣抄』によれば、元は漢の東海王の末裔であった波能志（はのし）の子孫で錦部村首、後に錦宿禰を名乗った。