kankankankan tte natteru yo
kankankankan tte natteru yo .
k a n k a n k a n k a n WORD_BOUNDARY t t e WORD_BOUNDARY n a t t e r ɯ WORD_BOUNDARY j o WORD_BOUNDARY
k a n k a n k a n k a n WORD_BOUNDARY t t e WORD_BOUNDARY n a t t e r u WORD_BOUNDARY y o WORD_BOUNDARY