However, since the Toyotomi government's policy on Ryukyu had a control system via the Shimazu clan, Korenori's government post name became Musashi no kami (Governor of Musashi Province) in the period from the Battle of Kyushu to the Siege of Odawara, due to interference by the Shimazu family having their interests.
しかし豊臣政権として琉球政策は島津氏を取次とする支配体系となったため、権益を有する島津家からの妨害もあって茲矩の官職名は九州の役の頃から小田原の役の頃にかけて武蔵守となっている。