ki wa nani yatta kai naa
ki wa nani yatta kai naa ?
k i WORD_BOUNDARY w a WORD_BOUNDARY n a n i WORD_BOUNDARY j a t t a WORD_BOUNDARY k a i WORD_BOUNDARY n aː WORD_BOUNDARY
k i WORD_BOUNDARY w a WORD_BOUNDARY n a n i WORD_BOUNDARY y a t t a WORD_BOUNDARY k a i WORD_BOUNDARY n a a WORD_BOUNDARY