 Hoshino travels frequently and has participated in writers' caravans with authors from Taiwan, India, and elsewhere.In 2006, his critique of Ichiro Suzuki's remarks at the World Baseball Classic were considered controversial by some, and so have some of his other writings related to Japanese nationalism, the emperor, sexuality, bullying, and Japanese society.Also in 2006, the literary journal Bungei dedicated a special issue to Hoshino and his work.