koko ni haitte mo ii
koko ni haitte mo ii ?
k o k o WORD_BOUNDARY n i WORD_BOUNDARY h a i t t e WORD_BOUNDARY m o WORD_BOUNDARY i i WORD_BOUNDARY
k o k o WORD_BOUNDARY n i WORD_BOUNDARY h a i t t e WORD_BOUNDARY m o WORD_BOUNDARY i i WORD_BOUNDARY