ikanai koto ni narimashita
ikanai koto ni narimashita .
i k a n a i WORD_BOUNDARY k o t o WORD_BOUNDARY n i WORD_BOUNDARY n a r i m a ʃ i t a WORD_BOUNDARY
i k a n a i WORD_BOUNDARY k o t o WORD_BOUNDARY n i WORD_BOUNDARY n a r i m a s h i t a WORD_BOUNDARY