Erena Aiba, Student, Sophia University

Takayuki Arai, PhD, Sophia University

Ai Mizoguchi, PhD, Maebashi Institute of Technology/National Institute for Japanese Language and Linguistics

Maho Morimoto, PhD, Sophia University/JSPS

Misato Shimizu, Master’s Student, Sophia University

Li Weiyu, Doctoral Student, Sophia University