English sentence structures and extended Entity-Relationship modelling, Faculty of Environmental Information, Keio University, Japan, 23.06.2009 (Slides pdf-file)

Reasoning about XML constraints, National Institute of Informatics, Tokyo, Japan, 22.06.2009 (Slides pdf-file)

Spoilt for choice: full first-order hierarchical decompositions, 16th International Workshop on Logic, Language, Information and Computation (WoLLIC 2009), Tokyo, Japan, 21.06.2009 (Slides pdf-file)

Reasoning about XML constraints, Information Security Engineering Laboratory, Graduate School of Information Science and Technology, Osaka University, Japan, 16.06.2009 (Slides pdf-file)