Vowel epenthesis in Japanese speakers' L2 English. - Kakeru Yazawa; Takayuki Konishi; Keiko Hanzawa; Greg Short; Mariko Kondo (ICPhS, 2015)

A study of the production of unstressed vowels by Japanese speakers of English using the J-AESOP corpus. - Kakeru Yazawa; Yumi Ozaki; Greg Short; Mariko Kondo; Yoshinori Sagisaka (O-COCOSDA/CASLRE, 2015)

Harvard-NGSL Sentences for English Learner Speech Corpora. - Kakeru Yazawa (O-COCOSDA 2022, 2022)