In 2012, both the Tokyo Metropolitan and Japanese central governments announced plans to negotiate purchase of Uotsuri, Kita-Kojima, and Minami-Kojima from the Kurihara family.
2012 meddelte både Tokyos og Japans centralregeringer planer om at forhandle om køb af Uotsuri, Kita-Kojima og Minami-Kojima fra Kurihara-familien.