After the Edo period, Hirashima Kubo was treated as Kyakusho (guest shogun) by the Hachisuka clan, the lord of Awa Tokushima Domain, but they were treated more coldly, such as getting nominal stipend as little as lower ranked feudal retainers from the Hachisuka clan, and being forced to change their family name from Ashikaga to Hirashima.
江戸期以降では阿波徳島藩主・蜂須賀氏の客将として扱われたものの、その蜂須賀氏からは下級藩士並みの微禄しか受けられず、しかも足利氏の家名を平島氏に改姓させられるなどの一層の冷遇を受けた。