| Activities in 2001 |
| Activities in 2002 |
| July 21-26 | (NHK) | Palermo, Catania | Italy | NHK Special: Roads of Civilizations, Episode 7 |
| November 16-24 | Centro Internazionale Studi Mediterranei "F. Giunta" | Adrano, Palermo | Italy | International Conference: Citta e vita cittadina nei Paesi dell'area mediterranea: secoli XI-XV |
| 1 | Learning and Globalization | Tokyo | Keiso Shobo | Sep 2003 | 233 | Japanese | |
| 2 | Coexistence of Civilizations | Tokyo | Nihon Hoso Shuppan Kyokai | Sep 2003 | 140 | Japanese |
| 1 | Article | History and Perception of Other Cultures | T. Kojima and S. Komatsu, eds., Vantage Points to Understand Other Cultures | Tokyo, University of Tokyo Press | Apr 2003 | 145-158 | Japanese | |
| 2 | Book Guide | Courts in Medieval Europe | Rekishi to Chiri (History and Geography), August Issue | Tokyo, Yamakawa Shuppansha | Aug 2003 | 36-39 | Japanese | |
| 3 | Article | Kingdom and States in Medieval France | Proceeding of the Fourth Anglo-Japanese Conference of Historians 2003 | Tokyo | Nov 2003 | 27-36 | English | |
| 4 | Article | L'organizzazione amministrativa del regno normanno di Sicilia | Errico Cuozzo, ed., Studi in onore di Salvatore Tramontana | Pratola Serra, Elio Sellino Editore | Nov 2003 | 415-429 | Italian | |
| 5 | Abstract of A Lecture | Royal Court in Medieval Sicily | Monthly Bulletin of Collegium Mediterranistarum, vol. 256 | Tokyo | Dec 2003 | 4 | Japanese |
| No. | ||||
| 1 | Kingdom and States in Medieval France | The Fourth Anglo-Japanese Conference of Historians 2003 | Kyoto, Japan | Sep 9, 2003 |
| 2 | Confrontation of Powers in the Norman Kingdom of Sicily: Kings, Nobles, Bureaucrats and Cities | Citta e vita cittadina nei Paesi dell'area mediterranea: secoli XI-XVtd> | Adrano, Italy | Nov 19, 2003 |
| No. | ||||||
| 1 | Organizing A Lecture Series | Courts and Cultures in the Mediterranean | Collegium Mediterranistarum | Bridgestone Museum, Tokyo | June 28-July 26, 2003 | |
| 2 | Lecture | Royal Court in Medieval Sicily | Collegium Mediterranistarum | Bridgestone Museum, Tokyo | June 28, 2003 |
| 1 | Journal of Medieval History | Amsterdam, Netherlands | Editorial Board, 1996- |
| 2 | (E. J. Brill) | Leiden, Netherlands | Advisory Panel, 1997- |
| 3 | International Medieval Bibliography | Leeds, United Kingdom | Regular Contributor for Japan, 1995- |
| 4 | Mediterraneus (Chichukaigaku Kenkyu) | Tokyo, Japan |
Editor, 2000- Editorial Board, 1997- |
| 1 | The Historical Society of Japan | Councillor (1994-), Director (1995-97, 2003-) |
| 2 | Collegium Mediterranistarum (Mediterranean Academy of Japan) | Standing Committee Member (1999-) |
| 3 | The Society of Historical Research | Councillor (2004-) |
| No | |||||
| 1 | University of Tokyo | Graduate School | Tutorial | Tutorial for dissertations | All Year |
| 2 | University of Tokyo | Graduate school | Seminar on Occidental History | Seminar on Medieval History | All Year |
| 3 | University of Tokyo | Faculty of Letters | Seminar on Occidental History / Seminar on Cross-Cultural Studies | Seminar on Medieval History | All Year |
| 4 | University of Tokyo | Faculty of Letters | Lecture on Occidental History / Seminar on Cross-Cultural Studies | The Medieval Mediterranean | Summer Semester |
| 5 | University of Tokyo | Faculty of Letters | Introduction to Occidental | Winter Semester | |
| 6 | University of Tokyo | College of Liberal Arts | General Course | Transformation of International Politics, Economy, Society, and Media, I | Summer Semester |
| 7 | University of Tokyo | College of Liberal Arts | General Course | Transformation of International Politics, Economy, Society, and Media, II | Winter Semester |
| 8 | University of the Sacred Heart | Faculty of Letters | Medieval History of Europe, II | Cultural Contacts in Medieval Sicily | All Year |
| No. | ||||||
| 1 | The Local Administrative System in the Medieval Kingdom of Sicily | Head | 29th (2000) Mitsubishi Foundation Grant-Aid for Social Science | Mitsubishi Foundation | Oct 1, 2000-Sep 30, 2003 | *** |
| 2 | Administrative System of Medieval England: Comparative Analysis of Governanmental Systems in Medieval Europe | Head | Grant-in-Aid for Scientific Research: Scientific Research: Basic Study C-2 | Ministry of Education and Science | Apr 1, 2002-Mar 31, 2006 | *** |
| 3 | Social Change and Literacy Rate in the Mediterranean | Member | Grant-in-Aid for Scientific Research: Scientific Research: Basic Study A-2 | Ministry of Education and Science | Apr 1, 2001-Mar 31, 2004 | Head: R. Motomura |
| 4 | Comparative History of Genesis and Expansion of Religious Tolerance and Intolerance | Member | Grant-in-Aid for Scientific Research: Scientific Research: Basic Study B-2 | Ministry of Education and Science | Apr 1, 2001-Mar 31, 2003 | Head: K. Fukasawa |
| 5 | Political Societies in Modern and Contemporary Europe | Member | Grant-in-Aid for Scientific Research: Scientific Research: Basic Study A-1 | Ministry of Education and Science | Apr 1, 2002-Mar 31, 2006 | Head: K. Kondo |