However, besides the Kira clan remained in Kyoto and served as a trusted vassal of the shogun family, the clan did not inherit the shugoshiki (post of provincial constable) in Mikawa Province, or Musashi Province, their substantial power was limited to that of a small feudal lord.
しかし、吉良氏自体は京都にあって将軍家の近臣として仕える他は三河や武蔵にあって守護職を世襲することもなく実質的には小領主としての勢力しか持たなかった。