English Speech Database Read by Japanese Learners for CALL System Development. - Nobuaki Minematsu; Yoshihiro Tomiyama; Kei Yoshimoto; Katsumasa Shimizu; Seiichi Nakagawa; Masatake Dantsuji; Shozo Makino (LREC, 2002)

A Study on VOT of Initial Stops in English Produced by Korean, Thai and Chinese Speakers as L2 Learners. - Katsumasa Shimizu (ICPhS, 2011)

Building Translation Awareness in Occasional Authors: A User Case from Japan. - Midori Tatsumi; Anthony Hartley; Hitoshi Isahara; Kyo Kageura; Toshio Okamoto; Katsumasa Shimizu (EAMT, 2012)