naka ni nani ga haitteru no kanaa
naka ni nani ga haitteru no kanaa ?
n a k a WORD_BOUNDARY n i WORD_BOUNDARY n a n i WORD_BOUNDARY g a WORD_BOUNDARY h a i t t e r ɯ WORD_BOUNDARY n o WORD_BOUNDARY k a n aː WORD_BOUNDARY
n a k a WORD_BOUNDARY n i WORD_BOUNDARY n a n i WORD_BOUNDARY g a WORD_BOUNDARY h a i t t e r u WORD_BOUNDARY n o WORD_BOUNDARY k a n a a WORD_BOUNDARY