Kammala wannan magana: Tun lokacin da Babban Girgizar Hanshin a 1995, Yamashita ya kasance mai aiki a cikin ayyukan agaji na bala'i. A cikin farkawa na
Tohoku Earthquake a 2011, ya tsara gidan al'umma mai suna "Gida-don-Duk ga Masunta a Kamaishi" tare da Toyo Ito & Associates.