In the U.S., His Site Has Been Linked to Massacres. In Japan, He’s a Star. (Published 2022)That is in part because Mr. Nishimura rarely speaks about his 4chan role, whether in English or Japanese. Still, his outspokenness on almost everything else offers insights into his motivations and philosophy for running a site that has emerged as a clearinghouse for some of the internet’s most noxious ideas, its busiest boards choked with misogyny, white supremacy and nihilistic hate. In intervie
