Shinji Iwamasa is a Professor in the Department of English Language and Literature at Shirayuri University, Tokyo. He earned a Bachelor of Arts in the Faculty of Comparative Culture at Sophia University, majoring in comparative philosophy, before entering the doctoral course in the Graduate School of Humanities where he specialized in American literature. His research interests include toxic discourse, Asian thoughts, and ecocriticism. He is a recipient of the governmental scientific research fund for 2017-2019 with his project titled, "A Study of Toxic Discourse hinted by the Mythification of Narratives in Obama's Hiroshima Speech." His publications include "Reading Gary Snyder from the Viewpoint of the Place of Nothingness" Literature and Environment, 2008. "The Mechanics of Place in the Writings of Rachel Carson" Ecocriticism Review, 2010; "A Study of Thoreau's Prayer in the Writings of Terry Tempest Williams." Shirayuri Christiano-Cultural Studies, 2013; "Toxic Discourse and the Creation of the Myth of Land in the Writings of Terry Tempest Williams" Themes of Environmental Humanities, 2017, which he edited as well. He edited and translated Terry Tempest Williams's The Hour of Land, 2019 with Shoko Itoh and Mitsushige Sago. His professorial affiliations include Stanford University, where he was a visiting scholar from 2011-2012 and currently 2019-2020.