The Katano family, which claimed to be descended from Kanmu-Heishi (Taira clan) TAIRA no Takamune-o line, belonged to the Tosho-ke (the hereditary lineage of Court nobles occupying relatively high ranks); the founder of the family was Tokisada KATANO (Daizen no daibu, or Master of the Palace Table), who was the last son of Tokiyoshi NISHINOTOIN (Junii Sangi, or Junior Second Rank, Councilor) (1552 - 1640).
交野家（かたのけ）は桓武平氏高棟王流で、西洞院時慶（従二位・参議）（1552年-1640年）の末子交野時貞（大膳大夫）を祖とする堂上家。