mata yoru ni natta n da
mata yoru ni natta n da .
m a t a WORD_BOUNDARY j o r ɯ WORD_BOUNDARY n i WORD_BOUNDARY n a t t a WORD_BOUNDARY n WORD_BOUNDARY d a WORD_BOUNDARY
m a t a WORD_BOUNDARY y o r u WORD_BOUNDARY n i WORD_BOUNDARY n a t t a WORD_BOUNDARY n WORD_BOUNDARY d a WORD_BOUNDARY