hikkakaranai yoo ni ne
hikkakaranai yoo ni ne .
h i k k a k a r a n a i WORD_BOUNDARY j oː WORD_BOUNDARY n i WORD_BOUNDARY n e WORD_BOUNDARY
h i k k a k a r a n a i WORD_BOUNDARY y o o WORD_BOUNDARY n i WORD_BOUNDARY n e WORD_BOUNDARY