A Corpus Study of Emotive Adjectives and Verbs of the Heian Japanese. - Makiro Tanaka; Hilofumi Yamamoto (SNPD, 2012)

Diachronic Corpus and Linguistic Space: New Methods for the Analysis of Language Change. - Hilofumi Yamamoto; Makiro Tanaka; Yasuhiro Kondo (SNPD, 2012)

Assessing Language Learners' Free Productive Vocabulary with Hidden-task-oriented Dialogue Systems. - Dolça Tellols; Takenobu Tokunaga; Hilofumi Yamamoto (HAI-GEN+user2agent@IUI, 2020)