I mean do they though?
Riboku's crew been a thing since teenage Shin years. Riboku, Keisha, Houken, Mangoku, etc.
Keisha then had his own cronies in Kinmou and Gakuei. Kisui is--fine, a city lord who's not overly OP in anyway. Bananji and Shunsuiju came from the north IIRC.
Kochou was always...