Research theme for competitive and other funds (1)：
2006 - 2008 A research on the formatioan and diversity of Putonghua Grammar
MISC (1)：
Machida Shigeru. On VP combination and characteristics of Subject : Topic in Mandarin Chinese. Memoirs of the Faculty of Education & Human Science. Part I, The humanities & social sciences. 1999. 49. 89-97
