nan tte denwa shiyoo kanaa
nan tte denwa shiyoo kanaa ?
n a n WORD_BOUNDARY t t e WORD_BOUNDARY d e n w a WORD_BOUNDARY ʃ i j oː WORD_BOUNDARY k a n aː WORD_BOUNDARY
n a n WORD_BOUNDARY t t e WORD_BOUNDARY d e n w a WORD_BOUNDARY s h i y o o WORD_BOUNDARY k a n a a WORD_BOUNDARY