Natchan tte itteru no ka
natchan tte itteru no ka ?
n a t t̠ʃ a n WORD_BOUNDARY t t e WORD_BOUNDARY i t t e r ɯ WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY
n a t c h a n WORD_BOUNDARY t t e WORD_BOUNDARY i t t e r u WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY