a Kakka ga todoku yo
a kakka ga todoku yo .
a WORD_BOUNDARY k a k k a WORD_BOUNDARY g a WORD_BOUNDARY t o d o k ɯ WORD_BOUNDARY j o WORD_BOUNDARY
a WORD_BOUNDARY k a k k a WORD_BOUNDARY g a WORD_BOUNDARY t o d o k u WORD_BOUNDARY y o WORD_BOUNDARY