Amateur's Riot (Shirōto no ran) is a Japanese association of activists, committed to the living conditions of the poor people (binbōnin) in Tōkyō. The association was founded in 2005 by Matsumoto Hajime, Yamashita Hikaru, Futatsugi Shin, Mochitsuki Rui and Ogasawara Keita. The protagonists of Shiroto no Ran played an important role in the anti-nuclear demonstrations that appeared in response to the Fukushima nuclear catastrophe.