Inpa refers to one of the busshi (sculptor of Buddhist Statues) schools from the late Heian Period to the Kamakura Period. They formed Shichijo Omiya Bussho (Buddhist sculpture workshop) and Rokujo Madenokoji Bussho. The founder was Injo, who was supposed to be a grandson of Jocho.
The origin of the name
It derives from the fact that it produced lots of busshi with the name 'In.'
Inkaku (son of Injo)
Incho (Hoin, the highest rank among Buddhist priests)