nan demo iya tte iu no
nan demo iya tte iu no ?
n a n WORD_BOUNDARY d e m o WORD_BOUNDARY i j a WORD_BOUNDARY t t e WORD_BOUNDARY i ɯ WORD_BOUNDARY n o WORD_BOUNDARY
n a n WORD_BOUNDARY d e m o WORD_BOUNDARY i y a WORD_BOUNDARY t t e WORD_BOUNDARY i u WORD_BOUNDARY n o WORD_BOUNDARY