Yoshinaga retired in 1911, and his eldest son, Masanaga HIGASHIBOJO, succeeded to the title and the court rank, but in 1923 a year after Yoshinaga's death in 1922, the family's residence in Tokyo was half-destroyed in the Great Kanto Earthquake of 1923 and the Higashibojo family found itself in the unfortunate position of having to relinquish its estate.
徳長は1911年に引退し爵位を長子東坊城政長が継いだが、1922年徳長の没後、翌1923年の関東大震災によって東京の家屋敷は半壊、東坊城家はそれを手放す憂き目に遭った。