a niichan doko iku no ka na
a niichan doko iku no ka na ?
a WORD_BOUNDARY n i i t̠ʃ a n WORD_BOUNDARY d o k o WORD_BOUNDARY i k ɯ WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY n a WORD_BOUNDARY
a WORD_BOUNDARY n i i c h a n WORD_BOUNDARY d o k o WORD_BOUNDARY i k u WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY n a WORD_BOUNDARY