Research keywords (1)：
Japanese Language Education, Second Language Acquisition, Corpus Linguistics, Shadowing Studies
Research theme for competitive and other funds (2)：
2019 - 2023 Building a Global Network for Education and Research with a Corpus of Learners of Japanese
2016 - 2019 Construction of a corpus of Japanese language learners through overseas collaboration and applied research on language acquisition and education
Kumiko Sakoda/ Sutaka/ Xiang. A cross-linguistic study of requests in a role-play by Chinese speakers -Pragmatic transfer observed in expressions of emphasis by JFL learners-. Japanese and Chinese Linguistics and Japanese Language Teaching. 2017. 10. 50-63
Books (7)：
Learner Corpora: Construction and Explorations in Chinese and Related Languages
Springer 2023 ISBN:9789811957307
