One spring day in 2011, 15,000 people gathered in the streets of Tokyo, all of them singing a song that had been released online just three days prior. It was a self-cover of a love song, but re-configured and lyricized to protest the use of nuclear power in Japan following the Fukushima nuclear disaster. A tale of a teenage crush reignited at a high school reunion was turned into accusations of governmental lies about nuclear safety. Flickering love to unwavering anger. A sentiment that carried thousands to the streets. The song “Zutto Suki Datta” (“I Always Loved You”) by Kazuyoshi…