- The word for 'mirror' in French Analysis of miroir and glace in literary works 1650-1799, Studies in Geolinguistics 2, Ito Reiko, Seimiya Takamasa, Yuji Kawaguchi, 2022, 53-65.
- Quelques problèmes dans l'utilisation des atlas linguistiques pour analyser l’évolution du français, Synchronie et diachronie : l’enjeu du sens, Annie Bertin, Thierry Ponchon, et Olivier Soutet (eds.), Honoré Champion, 2022, 459-476.
- A Geolinguistic Analysis of “Oie” and “Jars” - Evidence from the Atlas Linguistique de la France -, Studies in Geolinguistics 1, 16-29, 2021/09/28, with Takamasa Seimiya, Reiko Ito.
- Standardization and distance -Case of Linguistic Atlas of Champagne and Brie (ALCB), Proceedings of Methods XVI, Papers from the sixteenth international conference on Methods in Dialectology, 2017, Ed., Yoshiyuki Asahi, Peter Lang, 269-276, 2020/05/10.
- A Sociolinguistic Analysis of the Indefinite Pronoun ON in Northern France : Evidence from the Atlas Linguistique de la France, Takamasa Seimiya, Reiko Ito, Yuji Kawaguchi, Flambeau 44, 2019, 135-148.
- Jument “Mare” in French Revisited (in Japanese), Journal of the Institute of Language Research 22, Tokyo University of Foreign Studies, 2018(2017), 1-18.
- Pomme de terre "potato" in French -A Geolinguistic Analysis of Lexical Variation-, Flambeau no.43, Tokyo University of Foreign Studies, 2018, 38 -52.
- Reflexion géolinguistique sur le mot sel, Géolinguistique 17, Centre de Dialectologie, GIPSA-lab, UMR5216, Université Grenoble Alpes, 2018, 7-22.