Nanami kaidan kara yo kaidan
nanami kaidan kara yo kaidan .
n a n a m i WORD_BOUNDARY k a i d a n WORD_BOUNDARY k a r a WORD_BOUNDARY j o WORD_BOUNDARY k a i d a n WORD_BOUNDARY
n a n a m i WORD_BOUNDARY k a i d a n WORD_BOUNDARY k a r a WORD_BOUNDARY y o WORD_BOUNDARY k a i d a n WORD_BOUNDARY