naka ni wa irenai no yo
naka ni wa irenai no yo .
n a k a WORD_BOUNDARY n i WORD_BOUNDARY w a WORD_BOUNDARY i r e n a i WORD_BOUNDARY n o WORD_BOUNDARY j o WORD_BOUNDARY
n a k a WORD_BOUNDARY n i WORD_BOUNDARY w a WORD_BOUNDARY i r e n a i WORD_BOUNDARY n o WORD_BOUNDARY y o WORD_BOUNDARY