Monographs
- Recherches Linguistiques sur le champenois méridional au moyen âge - Aspects phonétiques et graphiques -, ANRT (Atelier national de reproduction des thèses), 2005, v+480p.
- Recherches Linguistiques sur le champenois au moyen âge: Phonétisme I, Research Project, Grant-In-Aid for Scientific Research,1994, Shizuoka University,
Yuji Kawaguchi, 114p.
Editorial Publications
- Corpus-Based Perspectives in Linguistics, Yuji Kawaguchi, Toshihiro Takagaki, Nobuo Tominori, Yoichiro Tsuruga, John Benjamins, 2007, 442p.
- Spoken Language Corpus and Linguistic Informatics, Yuji Kawaguchi, Susumu Zaima, Toshihiro Takagaki, 2006, John Benjamins, 434p.
- Prosody and Syntax Cross-linguistic Perspectives, Yuji Kawaguchi, Ivan Fonagy, Tsunekazu Moriguchi, 2006, John Benjamins, 384p.
- Corpus-Based Approaches to Sentence Structures, Toshihiro Takagaki, Susumu Zaima, Yoichiro Tsuruga, Francisco Moreno-Fernández, Yuji Kawaguchi, 2005, John Benjamins, 317p.
- Linguistic Informatics – State of the Art and the Future, Yuji Kawaguchi, Susumu Zaima, Toshihiro Takagaki, Kohji Shibano, Mayumi Usami, 2005, John Benjamins, 363p..
- Furansugo wo saguru (Exploring in French), Ed. Sanshûsha, 1998.
- Study on web-based multilingual educational system and teaching method (in Japanese) Research Project, Grant-In-Aid for Scientific Research, Scientific Research 2002-2004, Ministry of Education, Culture, Sports, Science and Technology, Yuji Kawaguchi (Chief Investigator), 400p.
- Working Papers in Linguistic Informatics 3, Cross-linguistic perspectives in phonetics - Phonetic Description and Prosodic Analysis, (in Japanese) 2004, 21st Century COE, Usage-Based Linguistic Informatics, Graduate School of Culture Studies at Tokyo University of Foreign Studies.
- Working Papers in Linguistic Informatics 2, Linguistics, Applied Linguistics and Information Technology, (in Japanese) 2004, 21st Century COE, Usage-Based Linguistic Informatics, Graduate School of Culture Studies at Tokyo University of Foreign Studies
- Working Papers in Linguistic Informatics 1, TUFS Language Modules, (in Japanese) 2004, 21st Century COE, Usage-Based Linguistic Informatics, Graduate School of Culture Studies at Tokyo University of Foreign Studies.
- Furansugo wo kangaeru (Reflections on French), Ed. Sanshûsha, 1998.
Contributions
- Le français d'un continent à l'autre. Mélanges offerts à Yves Charles Morin, Presses de l’Université Laval, 2009.
- Por s’onor croistre Mélanges de langue et de littérature médiévales offerts à Pierre Kunstmann, Les Éditions David, 2008.
- Le Nouveau Corpus d’Amsterdam, P. Kunstmann et A. Stein éd., Stuttgart: Steiner, 2007.
Educational Publications
- Le français de Paris pour débutants (in Japanese), Y. Kawaguchi F. Roussel K.Kawaguchi, 2001, 256p.
- Introduction to linguistic relations, (in Japanese), 2001, University of Humain Sciences, 63p.
- Speak in French for beginners (in Japanese), Y. Kawaguchi, Ch.Bouthier, K.Kawaguchi, 2000, Sanshusha, 148p.
- Phonologie, Jean-Louis Duchet, trad. Masafumi Torii et Yuji Kawaguchi, 1995, Hakusuisha, 140p.