okaimono nani katte kita no
okaimono nani katte kita no ?
o k a i m o n o WORD_BOUNDARY n a n i WORD_BOUNDARY k a t t e WORD_BOUNDARY k i t a WORD_BOUNDARY n o WORD_BOUNDARY
o k a i m o n o WORD_BOUNDARY n a n i WORD_BOUNDARY k a t t e WORD_BOUNDARY k i t a WORD_BOUNDARY n o WORD_BOUNDARY