Center for Language Education and International Programs
The Language Learning Experiences of a Japanese Expatriate in Germany CLEIP 1 Mar 2015
A Case Study of Third-Language Acquisition: Analyzing the Transition from Bilingualism to Trilingualism Foreign Language Center Journal Vol 6 35-42 Mar 2011
"Workbook for Presentation Skills (Basic)" Asahi Press Jan 2017
Intuitive Grammar English Training: 100 Topics Hituzi Shobo May 2017