yokatta yo wakatte moraete
yokatta yo wakatte moraete .
j o k a t t a WORD_BOUNDARY j o WORD_BOUNDARY w a k a t t e WORD_BOUNDARY m o r a e t e WORD_BOUNDARY
y o k a t t a WORD_BOUNDARY y o WORD_BOUNDARY w a k a t t e WORD_BOUNDARY m o r a e t e WORD_BOUNDARY