koko e haireba ii no
koko e haireba ii no ?
k o k o WORD_BOUNDARY e WORD_BOUNDARY h a i r e b a WORD_BOUNDARY i i WORD_BOUNDARY n o WORD_BOUNDARY
k o k o WORD_BOUNDARY e WORD_BOUNDARY h a i r e b a WORD_BOUNDARY i i WORD_BOUNDARY n o WORD_BOUNDARY