Zenshou 【禅正】2 The Japanese surnames etymology dictionary.
Oosaka-fu , Akita-ken , Hokkaidou . Originated from Kyouto-fu Chubu · Hyougo-ken Tanba-shi (formerly Tamba). A place name with a record since the Asuka period. Tanba country included Kyouto-fu northern part (formerly Tango country) until 713 (6 years warm copper). The place name was also written as "Namiba", "Hwa wave", "Tanba" and also pronounced Taniha.