kore aitata itaiitai yo
kore aitata itaiitai yo .
k o r e WORD_BOUNDARY a i t a t a WORD_BOUNDARY i t a i i t a i WORD_BOUNDARY j o WORD_BOUNDARY
k o r e WORD_BOUNDARY a i t a t a WORD_BOUNDARY i t a i i t a i WORD_BOUNDARY y o WORD_BOUNDARY