尖閣諸島
He organized a rally to protest the Senkaku Islands incident where a Chinese fishing trawler collided with two Japanese Coast Guard patrol boats. At the anti-China rally, he said: "Senkaku Islands is Japan's traditional territory, if we don't protect it, China will make action to take it." In August 2012, he helped lead a group of Japanese activists to the Senkaku Islands to protest a landing on the islands days earlier by Chinese activists.