Quantitative analysis of learners' language use during opinion exchange tasks. Research Bulletin of English Teaching. 2021. 17. 1-25
Yuko Sakai. Learners' Use of First Language in Small Group Discussions in a Japanese EFL Class: A sociocultural perspective. Japan Journal of Multilingualism and Multiculturalism. 2020. 26. 1. 83-106
Yuko Sakai. Code-switching in small group discussions among Japanese high school English learners. 2020. 12. 97-113
Sakai Yuko. Language use in Japanese English Classes: the effect of grade on the learners' perception about the L1 use. Research Bulletin of English Teaching. 2019. 15. 1-24
1998/06 - Southern Illinois University Best Master of Arts Research Paper for 1997 INFL, Case and Root infinitives in the Bilingual First Language Acquisition of Japanese and English
Association Membership(s) (4):
JAPANESE ASSOCIATION OF THE SOCIOLINGUISTIC SCIENCES
, THE JAPAN ASSOCIATION FOR LANGUAGE TEACHING
, THE JAPAN ASSOCIATION OF COLLEGE ENGLISH TEACHERS
, THE JAPAN SOCIETY OF ENGLISH LANGUAGE EDUCATION