hai nenne tte yatteta ne
hai nenne tte yatteta ne .
h a i WORD_BOUNDARY n e n n e WORD_BOUNDARY t t e WORD_BOUNDARY j a t t e t a WORD_BOUNDARY n e WORD_BOUNDARY
h a i WORD_BOUNDARY n e n n e WORD_BOUNDARY t t e WORD_BOUNDARY y a t t e t a WORD_BOUNDARY n e WORD_BOUNDARY