datte kaitenai koko ni
datte kaitenai koko ni .
d a t t e WORD_BOUNDARY k a i t e n a i WORD_BOUNDARY k o k o WORD_BOUNDARY n i WORD_BOUNDARY
d a t t e WORD_BOUNDARY k a i t e n a i WORD_BOUNDARY k o k o WORD_BOUNDARY n i WORD_BOUNDARY