hen na no ni natchatta
hen na no ni natchatta ?
h e n WORD_BOUNDARY n a WORD_BOUNDARY n o WORD_BOUNDARY n i WORD_BOUNDARY n a t t̠ʃ a t t a WORD_BOUNDARY
h e n WORD_BOUNDARY n a WORD_BOUNDARY n o WORD_BOUNDARY n i WORD_BOUNDARY n a t c h a t t a WORD_BOUNDARY