Proto-Indo-European Ablaut System and Grammatical Development
Bulletin of Osaka University of Foreign Studies 28, 33-58 2003
The Proto-Indo-European Syllabic Liquid in Slavic: The Law of the Open Syllable and Supposed Metathesis in its Prehistory
Russian and East-European Studies 5, 1-43 2001
Phonetic change and its restriction: compensatory lengthening in Proto-Indo-European and the prehistory of Slavic
Kosairoshiakenkyu 21, 79-106 2003
Slavs in the prehistory (Part 1)
Russian and East-European Studies 7, 49-78 2003
On the vowel lengthening of the sigmatic aorist in the prehistory of Slavic.
Comparative and Contrastive Studies in Slavic Languages and Literatures. Japanese Contributions to the XIIth International Congress of Slavists. 39-64 1998
Proto-Indo-European Vocalism : A New Approach with a Historical Survey
University Education Press 2006
Japanese version of Andre Martinet's Des steppes aux oceans (l'indo-europeen et les "Indo-Europeens")
Hituzi Publishers 2003
Japanese version of Handbook of the International Phonetic Association (A Guide to the Use of the International Phonetic Alphabet)(in collaboration with Shigeru TAKEBAYASHI)
Taishukan Publishers 2003
Introduction to comparative phonetics of Japanese and major European languages
