Three-way laryngeal categorization of Japanese, French, English and Chinese plosives by Korean speakers. - Tomohiko Ooigawa; Shigeko Shinohara (INTERSPEECH, 2009)

Distribution and trichotomic realization of voiced velars in Japanese - an experimental study. - Shin-ichiro Sano; Tomohiko Ooigawa (INTERSPEECH, 2010)

Perception of Arabic liquids by Japanese listeners. - Tomohiko Ooigawa (ICPhS, 2015)

Does allophonic knowledge of L1 contribute to the correct discrimination of non-native sounds? - Shigeko Shinohara; Qandeel Hussain; Tomohiko Ooigawa (ICPhS, 2015)

Perception of Italian liquids by Japanese listeners: comparisons to Spanish liquids. - Tomohiko Ooigawa (INTERSPEECH, 2015)