mada tooi kara kikoenai ne
mada tooi kara kikoenai ne .
m a d a WORD_BOUNDARY t oː i WORD_BOUNDARY k a r a WORD_BOUNDARY k i k o e n a i WORD_BOUNDARY n e WORD_BOUNDARY
m a d a WORD_BOUNDARY t o o i WORD_BOUNDARY k a r a WORD_BOUNDARY k i k o e n a i WORD_BOUNDARY n e WORD_BOUNDARY