Ryosuke Kobayashi specialized in modern Tibetan history. He received his B.A. from Chuō University, and M.A. and Ph.D. from the University of Tsukuba in Japan. He was a Japan Society for the Promotion of Science (JSPS) Research Fellow (PD) at Toyo Bunko (The Oriental Library) from 2010 to 2013. He was also a JSPS Postdoctoral Fellow for Research Abroad as well as a visiting scholar at the Weatherhead East Asian Institute, Columbia University (2014-2016). His research interests include the local history of Kham and the diplomatic activity of the Tibetan government in the early 20th century. He is currently Assistant Professor at the Department of Social Sciences of Kyushu University. Prior to this position he was a visiting scholar at Harvard-Yenching Institute.