koko ni nani ga haitteta no
koko ni nani ga haitteta no ?
k o k o WORD_BOUNDARY n i WORD_BOUNDARY n a n i WORD_BOUNDARY g a WORD_BOUNDARY h a i t t e t a WORD_BOUNDARY n o WORD_BOUNDARY
k o k o WORD_BOUNDARY n i WORD_BOUNDARY n a n i WORD_BOUNDARY g a WORD_BOUNDARY h a i t t e t a WORD_BOUNDARY n o WORD_BOUNDARY