Specializing in Japanese literature, visual culture, and popular culture, including manga, haiku, kibyoushi (kibyôshi 黄表紙), senryuu (senryû 川柳), bareku (破礼句), and so on.
- Japanese comic books, from kibyôshi to manga
- Japanese literature and popular culture of the early modern (1600-1868) and modern periods
- Japanese visual culture of the early modern (1600-1868) and modern periods, including ukiyoe, manga, kibyôshi, haiga, and so on
- history of haiku in Japan, including senryû, bareku, haikai and so on
- Japanese comic literature (gesaku 戯作) of the early modern and modern periods
- Research Student at the University of Kyoto on a grant from the Monbusho (Ministry of Education)
- Research Professor at the University of Tokyo
- Visiting Professor at the National Institute of Japanese Literature (Kokubungaku Kenkyû Shiryôkan 国文学研究資料館), Tokyo, Japan
- Author, "The Penguin Book of Haiku" (London: Penguin Classics, forthcoming, December 2017)
- Author, "Manga from the Floating World: Comicbook Culture and the Kibyoshi of Edo Japan" (Harvard University Asia Center)
- Staff reporter for a major metropolitan Japanese newspaper "Kyoto Shimbun"
- Editorial intern with the manga weekly "Young Magazine" at Kodansha Publishers
- On the faculty at Harvard University for nearly a decade